After My Friends Turned Little, I Became the Academy's Daddy

One day, Yukimura Seiichi suddenly received several unusual packages. Before he could open them and come up with a melodramatic plot outline, an electronic synthesized voice interrupted his train of thought. [Ding! Unknown data stream detected. System activating.] [Main Quest 1: Host, please apply to become a member of the childcare club at Morinomiya Academy.] Even Yukimura Seiichi fell silent for a moment when he heard that he was supposed to become a babysitter. As if it sensed his resistance, the electronic voice paused for a moment. [Host, please accept the quest. If you fail to complete the main quest, your friends will remain in their current state forever.] Yukimura Seiichi immediately looked at the group of packages. !!! So these things really weren't the secret love children of his friends? His friends, who had been forced to become little kids: ??? * I'm a chronic procrastinator. * Updates are irregular, so you might want to wait for a good backlog. * No need to notify me if you drop the story. Just click the X in the upper-right corner. Theme: How do you wreck a house without getting beaten up?