To Hui-Won’s dismay, the BFF she crushed on and her other BFF are now dating! Seriously bummed, Hui-Won decides to go wild just one time, and find solace with a handsome stranger. A very satisfying one night affair has now turned into more — she’s pregnant! Fate brings them together again, and now the regimented Du-Jun is determined to do the right thing and marry her. But they’re basically strangers! Except... their bodies have been very intimately acquainted. What’s this mother-to-be to do?