is an original anime that begins as a visually stunning, emotionally raw masterpiece but is famously remembered for a controversial and disjointed conclusion. The Core Premise

The story follows 14-year-old , a shut-in grieving the suicide of her best friend, Koito. After obtaining a mysterious "Wonder Egg," she is pulled into a dream world where she must protect girls—who have also committed suicide—from monsters representing their personal traumas. By saving enough people, Ai is promised a chance to bring Koito back to life. Along the way, she befriends three other girls—Neiru, Rika, and Momoe—who are fighting their own battles to resurrect loved ones. Why It’s a "Must-Watch" (At First)

Wonder Egg Priority Episode 13 & Final Thoughts - The Glorio Blog