On or Off Manhwa Volume 4 features story and art by A1.

Yiyoung and his college friends have formed a startup company together, and even managed to score a proposal meeting with the illustrious SJ corporation. But when he meets Kang Daehyung, a handsome corporate big shot that's just his type, can Yiyoung keep his cool long enough to succeed in both his love life and his career?