What’S With The Three Kingdoms-Obsessed Male Lead?

삼국지에 집착 남주가 왜 나와요?, What's With the Three Kingdoms-Obsessed Male Lead?, Why is There a Male Lead Obsessed With Romance of The Three Kingdoms?, 삼국지에 집착 남주가 왜 나와요

Shinmai Ossan Bouken-Sha, Saikyou Paati Ni Shinu Hodo Kitae Rarete Muteki Ni Naru