: It is Rika's 14th birthday. She reveals to her friends that she does not know who her real father is, presenting a photo of five potential candidates. This leads to a heated argument when she lashes out at her alcoholic mother, Chiaki, and her friends who try to defend her mother's situation.
: Rika is saved by her "animal buddy," a turtle named Mannen , who imprints on her as a mother figure. This realization of being a "mother" to Mannen helps Rika empathize with her own mother's struggles and find the strength to continue fighting. Central Themes and Analysis Wonder Egg Priority Episode 7
: The narrative explores the complex, often toxic bond between mothers and daughters. While Ai's relationship with her mother is relatively stable, Rika’s is defined by neglect and mutual resentment. : It is Rika's 14th birthday
: A recurring theme is that while friends provide vital support, the ultimate realization and "pulling oneself out" must come from the individual. Critical Reception : Rika is saved by her "animal buddy,"
: The episode depicts Rika's history with cutting. Reviewers from Beneath the Tangles and The Yuri Empire highlight the "heavy" nature of these scenes, noting how her scars represent both her weakness and her eventual resolve to become stronger.
: In the Egg World, Rika faces a "Wonder Killer" modeled after a religious cult leader who manipulated followers into mass suicide. The enemy preys on Rika's feelings of hopelessness, nearly convincing her to give up her own life.