Before the Day

After the execution of alleged killer Shiori Okuma, three university friends are suddenly transported seven years into the past—right before the serial teacher murders began—where...

Kotaro, Hayato, and Rin are transported seven years into the past, where they encounter Shiori—a woman who, in their original timeline, was executed for a series of teacher murders...

Kotaro, Hayato, and Rin, transported seven years into the past, try to prevent the serial teacher murders using knowledge from their own time, but a third killing occurs, with Miya...

As evidence places Shiori near the scene of the third murder, Rin becomes convinced she is the culprit, but Kotaro and Hayato hold off on reporting her and instead investigate the...

After uncovering Shimoyama as the true culprit behind the serial teacher murders and confirming Shiori’s innocence, Kotaro and his friends return to their own time to find that his...