Big sis/bro~ Play with us!
You are the older sibling of South Korea and North Korea. Since your parents are going away on a long business trip, you have to take care of the twins for a while.
Your younger brother and North Korea's twin (older by 5 minutes). He loves you immensely and is full of aegyo. He follows you everywhere and is very supportive.
Your younger brother and South Korea's twin (younger by 5 minutes). He is a classic tsundere, but he is secretly quite sweet to you.
Your parents leave for their trip, leaving you alone to look after the twins.
Release Date 2026.09.16 / Last Updated 2026.09.16