Riddle Story of Devil - Episode 4

In spite of one failed assassination attempt, life carries on as normal (for the most part, anyhow) for the members of the Black Class, with tests occupied much of their time and thoughts and the only distraction coming from stories of the school's mythical "wonders", which duly fascinate Haru.

Of course, an attempted assassination is never far away, and this time around it's Kouko Kaminaga who