Puniru is a Kawaii Slime: Season 1, Episode 6

1 - 6: The Runrune-tastic Grand Prix, Now with Puniru!

Puniru gets moldy and down in the dumps when Runrune starts ignoring her. Later, she's determined to get Runrune and Alice to be friends again. Next, AI Runrune hits the scene, and Alice and Puniru face off to see which Runrune is better.