kaworukun's manga / #Short top/tall bottom(1)

Saeki-kun ni tsunagatchau!

Complete | MISHIMA Kazuhiko | 2017 released

Matsui is a gentle and short boy, who was accepted into a school full of delinquents. His classmate Saeki seems super imposing, but actually looks out for Matsui. When Matsui finds a magic sextoy that connects to the person you think about, he accidentally uses it on Saeki, who turns out to be very sexually submissive.