1x7 - Natsuyuki Rendezvous

Rokka is surprised that she has fallen in love with someone other than Atsushi. Atsushi, who is still borrowing Hazuki's body, and Rokka go to the beach, while Hazuki is still stuck in dream land with mermaid-Rokka. Atsushi starts feeling helpless again, because he cannot do much to stop the love between Hazuki and Rokka.