Eight years after her first love vanished without a word, a math genius is forced into a fake marriage to save her family home. But her new husband is the very man she believed was dead. He doesn’t recognize her—and suspects she’s only after his fortune. As their contract marriage turns into a dangerous game of secrets, old feelings resurface. Family conspiracies, a buried past, and one unfinished promise threaten to tear them apart. Can they solve the equation fate left behind?
