Becoming the Mentor of the Weakest Demon King

Read manhwa Becoming the Mentor of the Weakest Demon King / I Became the Master of the Weakest Demon King / The Mentor of the Weakest Demon Lord / 최약체 마왕의 스승이 되었다

After criticizing the ending of the game “Evil Queen Maker” the protagonist is pulled inside as the Demon King’s teacher and must raise the weakest Demon King, 7-year-old Seere, into the strongest ruler in order to escape.