Keiken Zumi na Kimi to, Keiken Zero na Ore ga, Otsukiai Suru Hanashi. (Associated Names)

“I- I like you!” “Eeh? Susuki!?”. Kashima Ryuuto, a gloomy high school student. Because of a punishment game, he was forced to confess to Shirakawa Runa, a girl from the top of school caste and admired by everyone. They ended up going out for the unexpected reason of “Err, I’m free now so” but, Ryuuto…