O Sasagu | Sazanami Souji Ni Junketsu
( Sazanami Souji ni Junketsu o Sasagu )
It sounds like you’re referring to the Japanese light novel / web novel title: Sazanami Souji ni Junketsu o Sasagu
( Sazanami Souji ni Junketsu o Sasagu )
It sounds like you’re referring to the Japanese light novel / web novel title: Sazanami Souji ni Junketsu o Sasagu