Bentley and William take photos to celebrate Bentley's first birthday. Sam invites all of his friends to Bentley's birthday party where Ben does doljabi. Tae Gyu and Sung Mo meet up with their kids, and they head to a gym together. Tae Gyu challenges Sung Mo to perform the vault just like how he did 20 years ago. Meanwhile, Na Eun goes to a taekwondo class for the first time. Will she be able to enjoy it? Stay tuned to find out!
