Big Man

Dong Seok, the successor to Hyunsung Group, gets in a car accident and requires a heart transplant.

Ji Hyeok regains consciousness and suddenly finds himself the son of the chairman of a large conglomerate.

Ji Hyeok is appointed president of Hyunsung Retail, but his lack of business acumen leads to disarray.

Thanks to Ji Hyeok's quick thinking, the union returns to work. Ji Hyeok tries to improve Hyunsung Retail.

Dong Seok's heart transplant surgery is successful, and he returns to Korea to deal with Ji Hyeok.

Dong Seok proposes to Mi Ra, but she finds it hard to say yes. Hyunsung Retail is on the brink of bankruptcy.