Dramatic isekai anime where the characters overcome all difficulties and live happily ever after are some of the most entertaining. Unfortunately, not all stories end happily. Sad moments in isekai anime are special because they involve a hero who's having to adjust to a new world after leaving their old one. As a result, character reactions can be very impactful.
Many fans cried at these moments, especially when the psyche of the main characters was broken. Although it's difficult to watch such scenes, fans never stop revisiting them. Many isekai anime feature characters who are taken to their breaking points during traumatic events.
10 Hajime Was Betrayed By His Own Classmates (Arifureta: From Commonplace to World's Strongest)
Hajime is an ordinary schoolboy who has been transported to another world. As fate would have it, all of his classmates were also there. In fact, he received the most mediocre abilities, unlike his peers.
While in the dungeon, he was betrayed by his classmates and pushed off a bridge to the bottom of the dungeon. Hajime didn't give up trying to get out of the dungeon but he lost his arm in the process. Worst of all, he was forced to eat poisonous animals of the area when he got hungry.
9 Rem Galleu Carries The Demon King In Her (How Not to Summon a Demon Lord)
Rem has been housing the Demon King since early childhood, and it's become a curse. Every time she thought of the Demon King that could be freed at any moment, it terrified her. No one understood her, and it was a secret she couldn't tell anyone. Rem was forced to spend every day in fear.
Luckily, Diablo was by her side and proudly declared that he would destroy the Demon King for her. Those words went straight to her heart and she cried for the first time in a long time.
8 A Loyal Assassin Was Killed By His Organization (The World's Finest Assassin Gets Reincarnated In Another World As An Aristocrat)
Lugh was a top assassin who served his organization faithfully in his past life. Even as an old man, he never once questioned orders and always carried out his work flawlessly. He also trained children and taught his colleagues many tricks.
Time passed, and the organization became afraid of him. He boarded a plane that was to be destroyed with no chance of escape. The old man died with regret that he had devoted his whole life to that company.
7 Rudeus Was Abandoned By The Girl He Loved (Mushoku Tensei: Jobless Reincarnation)
After Eris finally shared a bed together with Rudeus Greyrat, he was happier than ever, because he loved her with all his heart. When he awoke from his wonderful dream, he saw a letter from his beloved, which said that they were not suited to each other.
Rudeus fell into despair. Because of his heartbreak, he didn't get out of bed for a long time. He got a psychological illness and in order to cure himself, he went on a journey alone. Unbeknownst to Rudeus, Eris really loved him and considered herself unworthy of him. She'd gone to study swordsmanship under the god of the sword.
6 The Last Seconds Of Shizue's Life Are Especially Emotional (That Time I Got Reincarnated as a Slime)
After years of living, Shizue can no longer contain the demon within her in That Time I Got Reincarnated As A Slime. But before she dies she dreams of doing something to hurt the Demon King Leon, who has made her life a living hell.
Shizue lay in bed for the last seconds of her life, with only Rimuru by her side. She showed how much she had suffered throughout her life and how she had been terrified of the Demon King Leon since she was a child while he destroyed everything she held dear.
5 Classmates Destroyed Rudeus' Past Will To Live (Mushoku Tensei: Jobless Reincarnation)
Rudeus had been broken in his past life and had long ago lost the desire to continue living. He made a remark to some hooligans, and they decided to punish him. They ended up stripping him naked and tying him to a fence.
From that day on, he didn't leave the house or talk and went deeper and deeper into depression. He played games in his room all day long without paying attention to his family. Because of wrong assumptions, he continued his NEET life until he died rescuing children from a truck.
4 Subaru Returned To Emilia Battered & Broken, Who Lost Her Sanity Due To Shock (Re: Zero)
Subaru left Emilia alone because he thought it would be safer. When he returned from a hard battle, he saw Emilia completely oblivious to his beatings. Emilia was totally dependent on Subaru, so she could not cope with her negative emotions.
When he returned to her once again, he was completely covered in blood, with horrific wounds, holes in his body, and cut skin. Emilia, even more distraught, invited him to rest on her lap. Lying on her lap, breathing out his last breaths, Emilia kissed him just before he died.
3 Seiya Couldn't Protect The Girl He Loved (Cautious Hero: The Hero Is Overpowered But Overly Cautious)
Seiya's close friend Ristarte traveled with him through the world in Cautious Hero: The Hero is Overpowered but Overly Cautious. After spending so much time together, they became closer than ever. At the final point where the Demon King lived, they had to kill him.
In the battle Seiya found himself in a losing position. He fought at the peak of his powers did everything he could, but could not save his beloved. The Demon King killed her, after which she resurrected as a goddess and lost all memory of Seiya.
2 Rimuru Failed To Protect Shion & The Residents In Time (That Time I Got Reincarnated as a Slime)
At the same time Rimiru left the city, an army of men attacked its inhabitants. When Rimuru returned, he saw many dead innocent inhabitants, but he was finally broken by the death of his beloved bodyguard Shion.
Shion fought fearlessly to protect the villagers and taking advantage of Shion's weakness, the enemy kills her. He looked at her dead body for a long time and realized that he had been too soft on people. In a fit of rage, Rimuru destroys thousands of soldiers and becomes the Demon King.
1 Subaru Was Forced To Watch Rem Get Tortured To Death (Re: Zero)
Subaru could not have imagined, even in his worst dream, that he would see such a scene. After Subaru befriended Rem and had a strong bond of trust with her, he realized he had to protect her no matter what.
He was held captive by the crazed Petelgeuse Romanee-Conti and Rem didn't hesitate for a second to rush to save Subaru. Unfortunately, her strength is not enough to defeat Petelgeuse. After Rem's long agony, Petelgeuse throws her toward Subaru, who holds her bloody body in horror. The last thing he hears from her are words of love.
