Saki realizes Rika is serious about Naoya, and begins frantically looking for ways to keep her from joining their relationship.

Rika comes to hang out in Naoya and Saki's classroom, causing sparks to fly between her and Saki.

Saki tells Naoya that Rika's apparent crush on him is only the result of her being in heat. She insists that this is a real thing, and Naoya buys it.