E1. The Unknown Sempai | Sempai in a Box | Sempai Calls | Sempai and the Pigeon

1, The Unknown Sempai: A cute but strange sempai appears! 2, Sempai in a Box: Sempai is cute but vulgar! 3, Sempai Calls: Keys, melon bread, and soaked sempai. 4, Sempai and the Pigeon: Sempai gives birth to a pigeon.