The Beloved Senior Is a Murderous Maniac

For humanity to change, something has to set it in motion. That catalyst might be some insignificant little event, or one among the countless anonymous people in the world. Whatever it is, it can always reach the softest place in someone's heart.

For Hayakawa Ayato, who calls himself a hypocrite, the catalyst for change was meeting his senpai, Tsukiin Sanzenin, who was a year ahead of him.