Shirley debuted solely in the anime adaptation, specifically within Episode 2 of the OVA. She is one of several new characters introduced alongside MaiMai and Noel for this expanded storyline.

Her role unfolds during a summertime beach narrative. Within this setting, Shirley actively engineers private moments for the central romantic pair, displaying a distinct matchmaking tendency. These efforts to foster romantic progress between the protagonists contribute to the episode's comedic situations.

Shirley's documented presence begins and concludes within this OVA installment. The character is absent from the original manga source material and receives no further exploration in official media beyond this specific anime storyline.