In the heart of Tokyo, Rinka Urushiba leads a modest life as a hardworking high school student striving to support her unemployed father. However, her world transforms when a peculiar encounter with a flying penguin at New Tokyo Tower bestows upon her the extraordinary ability to pass through solid objects, accompanied by a striking change in her hair color to pure white. As she grapples with her newfound powers, Rinka discovers she is not the sole recipient of supernatural abilities in the city. Dubbed the 'White Girl' due to her unique appearance and phasing prowess, Rinka must navigate the challenges of being an inadvertent hero amidst a surge of superpowered individuals emerging in Tokyo. Teaming up with Kyoutarou Azuma, a fellow student gifted with teleportation abilities, Rinka faces the escalating threats posed by power-hungry individuals. As the dangers intensify and their adversaries grow stronger, can Rinka uphold her principles of justice and protect the city from impending chaos?