Stealing became the middle names of Momo, Sana and Mina. After their parents died in Japan, they were sent to the Twice Orphanage in Korea but it’s not like what they’ve imagined. Now, they’ve been given a mission to steal the heart diamond in the Royal family’s mansion but it seems like their hearts are the ones that’s been stolen. 

Momo found out that Dahyun broke up with her because of an engagement. The worst part of it is that the wedding is underway! The blonde asked the other members of twice for advice and so they came up with an amazing plan.