Opened The "different World Nursery School" ~The Strongest Loli Spirits Are Deredere By Paternity Skill~Isekai Hoikuen o Hirakimashita - Fusei Sukiru de Saikyou Loli Seirei-tachi wa Deredere desu ; 我在异世界开幼儿园～因为父性技能最强的萝莉精灵好像很粘我的样子 ; 異世界保育園を開きました ～父性スキルで最強ロリ精霊たちはデレデレです～ ; 이세계 보육원을 열었습니다 ~부성 스킬로 최강로리정령들을 데레데레하게 한다~

Oliver, an adventurer almost in his 40's received a certain mission in regard of his earnest personality. That mission is to bind a contact with fellow deredere little in spirits who have great power or something like that!? Thus, the fellow spirits gathered and the new life of Oliver as school principal begins--!! - Summary from Gardo Comics