Ryuunosuke, with his sunglasses and beard, is a fearless grandfather who never backs down from a challenge. Finally, when Kotora reaches his home, she gets to meet him. Ryuunosuke's daughter, who had left, comes back with an unfair request - to take care of Kotora. Social media is buzzing with this famous story, as people eagerly wait to see how the tough granddad and his lovely granddaughter will bond.