On or Off Manhwa Volume 3 features story and art by A1.

Ahn Yiyoung is hard at work building a startup with his college friends, knowing that a successful product could change all of their lives. But when they get the chance to present their work to major company SJ Corporation, Yiyoung comes face to face with the handsome bigshot executive, Kang Daehyung and his desperation to impress the other man leads to something unexpected...!

Navigating personal relationships and the corporate world is a daunting task, but Yiyoung knows he's up for the challenge! Will he be able to achieve success in both his love life and his career?