A mecha otaku is reincarnated into another world as Ernesti Echevalier (Eru). In this world, there exist huge humanoid weapons known as Silhouette Knights. Together with his childhood friends Archid Walter and Adeltrud Walter, Eru aims to become a Knight Runner - a pilot of Silhoutte Knight. Source: MU Note: The first two episodes received an early screening at a joint event with Isekai Shokudou on 1 July 2017 at TOHO Cinemas Shinjuku. The regular TV broadcast started on 2 July 2017.