sentences:  Sent on a mission to find the red-masked man, Wataru is ambushed by the villain as he marks him with the seal of destruction, causing his inner darkness to awaken.Being almost completely taken over by his dark side, Wataru is forced to attack his fellow Makai Knights as he attempts to keep himself at bay.He tried to kill himself to avoid being taken over completely by the darkness within him, only to be stopped by his evil side.