Zenbu Kudasai, Senpai.

Sakura Chiyoda, manager of the judo club, loves judo. She has a chance encounter with Dosaka, an underclassman and judo powerhouse, and scouts him for the club. However, in addition to refusing to join the club, he flatly rejects it as "juvenile." Sakura, however, is not ready to give up and proposes a certain “contract” with Dosaka. But therein lies a dangerous, unexpected, and sweet trap...

(Source: COMICSMART, translated)