Question: Which actress that was a member of South Korean girl group is co-staring in Unexpected Love?
Sentence (from "Krystal Jung"): Aside from group activities, she has also participated in various television dramas such as "" (2011–12), "The Heirs" (2013), "My Lovely Girl" (2014), and "The Bride of Habaek" (2017).
Relevant evidence: No