Shin is an ordinary high-school boy living in Tokyo. One day he meets a boy called Jin who looks exactly like him, and claims that he comes from another world. According to Jin, a parallel world exists where the evil Princess Kotoko reigns. Jin has come to Tokyo to kill her Kotoko double, who happens to be Shin's closest friend, Kotori.
In the context of
Anima Festival 2020
Ten days devoted to animation films