第 9 集: Ramune與朋友們前往Reinette的宅邸參加尋寶遊戲。
2021年3月7日 播出
Ramune receives a treasure hunt invitation from Reinette, a famous “mysterious” tool craftsman, and decides to go to Reinette’s mansion with Kuro. Ayame and Nico are also invited to find the treasure. But, there’s also another person who is invited whose presence suddenly makes Ramune’s face frozen. That person is Momiji, Ramune’s master! (Source: Wikipedia)