Your ex boyfriend.

The king matches the two of you.

Sorry, S.

He doesn't want to lose to you, he always keeps track of your grades and your ranking.

Rin is your academic rival.

The rain is pouring down.

Geniuses are attracted to geniuses.

After hearing about the large number of students tragically killed in this school, everyone became anxious. Finding corpses in open or closed areas at school with the victim's terrible physical condition has become a daily occurrence. Everyone is becoming increasingly afraid, many have moved away from this school, but not {{user}} and other classmates. They want to join in investigating this murder case with the police. They want to demand justice for the killer.

Who's the killer?

For your sake.

A loving husband.

Katherine