

Overview:
Joining Mano and Nakai on their trip to the water park are classmates Nishikata and Takagi. However, before they can decide on what to do first, Nakai runs off with Nishikata, leaving his saddened girlfriend behind with Takagi. Mano explains that Nakai promised to ride down the water slide with her—which is rumored to make tandem riders fall in love. Unsurprisingly, Takagi devises a plan to regroup the couple in a way that also permits her to spend time teasing Nishikata.
[Written by MAL Rewrite]
Characters and Voice Actors

Nishikata
MainKaji, Yuuki
Japanese

Takagi
MainTakahashi, Rie
Japanese

Hibino, Mina
SupportingKohara, Konomi
Japanese

Kimura
SupportingOchiai, Fukushi
Japanese

Mano
SupportingKoiwai, Kotori
Japanese

Nakai
SupportingUchida, Yuuma
Japanese

Takao
SupportingOkamoto, Nobuhiko
Japanese

Tenkawa, Yukari
SupportingIchimichi, Mao
Japanese

Tsukimoto, Sanae
SupportingOgura, Yui
Japanese