The story follows Satoru Fujinuma, a young man living in Chiba who somehow possesses an ability known as "Revival", which sends him back in time moments before a life-threatening incident, enabling him to prevent it from happening again. When his mother is murdered by an unknown assailant in his own home, Satoru's ability suddenly sends him back eighteen years into the past.
Now an elementary schooler in Hokkaido again, this gives him the opportunity to not only save his mother but also prevent a kidnapping incident that took the lives of three of his childhood friends; two classmates and one young girl studying at a different school nearby.[
