Sonoa gets drunk and ends up living at Tachibanakan. Yuu gets everyone to have a welcome party for Sonoa, so they meet by the riverside in appropriate outfits. Yuu has water guns waiting for them, and has everyone enter a "Water Gun Survival Game".
K-Konomi-chan!
K-Konomi-chan!
¡¿Konomi?!
¡¿Konomi?!
Konomi ?
K-Konomi!
K-Konomi-chan!