The four friends go on a trip to Atami, a resort area known for its hot springs and traditional wooden dolls. However, it also featured an eagle-eyed local who could accurately determine Tsubasa's gender.
Please tell Rikka-chan I can't make it!
oder besser, einer wichtigen
Angelegenheit widmen muss!
Per favore, di' a Rikka 
che non riesco ad andare con lei!
Por favor, avise à Rikka-chan...
Скажи Рикке, что я не приду!