Ryuichi, a 44-year-old single father, loses his home after an argument. When He protects Mizuho, a high school girl who jumped out, and gets into a traffic accident.
woke up after losing consciousness and preparing for death, he found himself in the shape of a young man he had never seen before. While he is upset, he finds a girl who looks exactly like Mizuho when she was a child, and as she sorts out the situation, it seems that she has been reincarnated as the father of the game's villainess...!?