The VP's Deadly Survival Game

The female lead accidentally encounters a strange man, stumbles into a wedding venue, is mistakenly identified and ends up marrying the man in a daze, forming a contractual relationship. After marriage, she discovers her husband, a group vice president, appears gentle but secretly controls unknown secrets. The deep mansion is rife with undercurrents and dangers, with old grudges buried. She must uncover the truth for survival in the dangerous situation.