Classroom of the Elite (2017)

S2E1 Remember to keep a clear head in difficult times.

After completing the island exam, Ayanokoji Kiyotaka and his classmates are relishing their summer break aboard a lavish cruise ship. Their relaxation is abruptly disrupted by the announcement of a new special test. Ayanokoji finds himself in a room with Karuizawa Kei and others, where they discover that this upcoming challenge doesn't adhere to the usual class boundaries...