I never dreamed of a tsundere girfriend

Kazuki Haiku, a second year high school honor student whom is a loner to all eyes is sick of people. He was discarded out of his family for his lackluster of intelligence that brings significance to today's generation. He might be an honor student but he is far away from being approved from his family. The day he was disgraced out of his family was the day he could never trust or love again. But after a debt he must pay from Yuki Zura he must be her girlfriend for the rest of the high school year.