To get revenge for her sister, Ella mistakenly added the account of wealthy CEO Arthur. She feigned an online relationship with him before blacklisting him as retaliation. After an unexpected reunion, she discovered her online dating target was actually her brother-in-law's uncle, and she had even joined his company. Her past prank escalated into an increasingly complicated entanglement. The two navigated a push-and-pull dynamic of testing, misunderstandings, and growing affection, eventually resolving all their emotional knots and confessing their true feelings before walking hand-in-hand into marriage.