On the wedding day, groom Liam Pae unexpectedly sends his twin brother Owen Pae to take his place at the wedding ceremony, while he leaves to marry Nina Ames' sister Lila Ames. Both families are aware of the arrangement, leaving Nina publicly humiliated. Unwilling to tolerate the insult, Nina decides to officially obtain a marriage license with Owen Pae. To everyone's surprise, this family 'Abandoned Pawn' actually holds powerful overseas assets and influence. Liam Pae is overwhelmed with regret afterwards, repeatedly trying to win Nina back, but his belated apologies can no longer win her heart. Nina resolutely lets go of the past, and finally holds a formal wedding with Owen Pae, who treats her with gentleness and respect, gaining true happiness.
