Open board

“Open Board,” also known as “Miscreants and Mayhem,” is a completed webtoon with 71 chapters and a special hiatus episode, split into two seasons. Created by Brothers Without A Tomorrow, it was first released in 2022

Synopsis:

Ryu Nanmu, a former gang member, once envisioned a future where he built a family with his boss’s mistress and her son, Pil-gyun. However, his dreams came with dire consequences. Years later, Pil-gyun reappears as an adult, now a cold and obsessive man. Despite the complications of their past, Nanmu finds himself irresistibly drawn to Pil-gyun’s intense affection.