Gravity-chan changes local gravity so girls fall sideways, upward, or in slow motion — chaos until Yūto admits gravity has a “nice curve.”
Lilia needs to earn her wings back by making Yūto truly happy. Fails hilariously because she keeps falling on him mid-confession. joshi ochi! 2-kai kara onnanoko ga... futte kita!? season 2
Kyouko stalks Yūto from rooftops. She threatens other heroines. Rin must protect the harem — climax rooftop battle with falling debris. Gravity-chan changes local gravity so girls fall sideways,
It sounds like you’re asking for a for a hypothetical Season 2 of the Japanese adult visual novel / anime-style series: joshi ochi! 2-kai kara onnanoko ga... futte kita!? season 2