"Your daughter has committed suicide," was the message received by Wataru Fukunaga, an ordinary middle-aged man. Soon after, he finds himself face to face with the unrecognizable body of his daughter. In search of the truth about her death, he discovers that she was murdered. However, during his search, Wataru himself becomes a victim. Unexpectedly, he wakes up in the past, just before the death of his daughter.

(Source: peep, translated)