The second season of Youkoso Jitsuryoku Shijou Shugi no Kyoushitsu e.

Tokyo Metropolitan Advanced Nurturing High School seems like a paradise, but in reality, it is an extreme meritocracy. In the class of underachievers, Kiyotaka has begun working with Suzune, who seeks to ascend higher. After a survival test on an uninhabited island, they get to enjoy a luxury liner, but a new class-scrambling test will begin.

(Source: Anime News Network)