4BETWEEN HEARTTHROB AND HEART ATTACKOn a romantic evening date with the young, rich, and incredibly handsome CEO Taemu Kang, Hari Shin is the envy of all women. But little do they know...it's all fake! She's being forced to play the part of Taemu's girlfriend to appease his meddlesome grandfather, all while frantically hiding the fact that she's an employee at his company. One small misstep, and the whole masquerade could come crashing down. Meanwhile, Yeongsuh makes steady progress toward her dream of passionate romance with her fated soulmate, until Sunghoon sees her with a woman who reminds him of a certain "femme fatale"...