Kono Minikuku mo Utsukushii Sekai

Takemoto Takeru, a high school student, experiences an unusual event while working a part-time job delivering by bike. He sees a strange light and finds a girl named Hikari emerging from a glowing cocoon in the woods. He is immediately drawn to her, but their moment is cut short when a monster appears and attacks her. This incident marks the start of a series of thrilling experiences involving Takeru, Hikari, another mysterious girl named Akari, his childhood friend Nishino, and his classmates.