S1E7 : Tower of Nightmare

Mirai and Mukaido use their Wings to fly to Grand Tower, where a sinister trap has been laid. Their enemy Metropoliman appears from within the shroud of smoke. Mirai finally directly confronts Metropoliman, who scornfully calls him a small fry who lacks the courage to fight. However, once Mirai is cornered, he acts in an unexpected way. Mirai risks his own life to shoot an Arrow, and...