Synopsis: Isekai Hoikuen wo Hirakimashita: Fusei Skill de Saikyou Loli Seirei-tachi wa Deredere desu

Oliver, an adventurer in the middle of his life, was given an extraordinary mission because of his genuine character. He was entrusted with the responsibility of creating a contract with small, but powerful and enchanting spirits. After successfully assembling the spirits, Oliver embarked on a new chapter of his life as a principal of a school.