Satoru's journey takes a sinister turn when he finds himself back in 1988, a decade prior to his present life. He discovers that a serial killer known as the "Eraser" is terrorizing his neighborhood, targeting young girls. Driven by a sense of urgency, Satoru decides to use his Rewind power to prevent these gruesome murders, all while navigating the complexities of his younger self's life.
As Satoru delves deeper into the Eraser's twisted motives, he realizes that the enigmatic culprit is none other than his own teacher, Gaku Yashiro. Haunted by the revelation, Satoru vows to stop Yashiro from committing these heinous acts, even if it means putting his own life at risk.
The climax of the story intensifies as Satoru successfully prevents the Eraser from kidnapping Hinazuki, the target of the latest murder. However, his victory comes at a steep price. Yashiro, enraged by Satoru's interference, attempts to kill him, leading to a perilous struggle atop a high-rise building.
In a heart-pounding finale, Satoru awakens to find himself back in his present life, 15 years older. He learns that his actions in the past have averted the tragedies he had witnessed, saving the lives of Hinazuki and his classmates. While relieved to have prevented the impending disaster, Satoru bears the scars of his journey, carrying the weight of his sacrifices.
Despite the bittersweet nature of his ending, Satoru's heroic actions leave an indelible mark on those around him. He is hailed as a guardian angel, a protector who intervened in the face of despair. His story serves as a reminder of the power of individual acts of courage and the potential to change the course of events.
Erased's ending raises intriguing questions about the ethical implications of time travel. It challenges us to confront the consequences of altering the past and the delicate balance between personal desires and the greater good.
Erased concludes with a poignant message of hope and perseverance, emphasizing the resilience of the human spirit. Satoru's journey, though marked by sacrifice and loss, serves as a testament to the power of individuals to make a difference and the unwavering belief in the strength of human connection.