Wendy and Rosé lead a team of 10 people from Canada who leave for South Korea to work on a big project. Joy, Wendy's daughter, tags along with them for fun but also to find answers to her own identity. This trip proves to be a rollercoaster in thier lives as they face thier broken past, lively present and uncertain future.  Wendy finally meets the people from her past; Seulgi and Joohyun. Things start to get very complicated very quickly.