Rookie Employee Kim CheolsuSinipsawon Kim Cheol-su; Rookie Employee Kim Cheolsu; 신입사원 김철수; New Employee Kim Chul-Soo

On the day he was rejected by the company he had devoted his life to, He went back to the moment of his first day at work. Kim Cheol-su, a low-spec rookie employee who joined Han-young, a leading domestic company. Can he finally achieve his long-desired position as the ‘CEO’ in this lifetime?