After his victory over Fuji, Oga meets with a much more threatening obstacle. A single statement of the demonic wet nurse is enough to turn his whole life upside down. How will this new development affect the Oga household?

One-shot after the fight against Satan: Hilda claimed that Oga is without a doubt the father of her young master. However, how does she really feel about that 'stupid, tactless, incapable man?

The voice of a siren and the first love of the acrobatic tennis player. How will his partner react to this new development?