ฮาเร็มเทพธิดาของภารโรงไร้ค่า: พันธะแห่งเมอร์ลิน

Mocked as the academy's weakest janitor, he can't even tame the lowest-ranked beast. Everything changes when he inherits the legendary Soul Bond of the Archmage Merlin. With every impossible bond, his power grows beyond anyone's imagination. Now the outcast everyone laughed at may become the strongest mage alive.