Su Wan, the true heiress of the Su family, has been living under the name Lin Wan. She stood by her boyfriend, Lu Chenyuan, through three years of hardship, only to accidentally discover that she was merely a wager in a love test orchestrated by Su Yurou and Lu Chenyuan. Heartbroken, she decides to walk away and return to the Su family, reclaiming her real name, Su Wan. Leaving the past behind, she joins the Su Group in an entry-level position and repeatedly foils the schemes of Zhang Guilan and Su Yurou, gradually making a name for herself in project bidding. Lu Chenyuan finally realizes his mistakes and desperately offers everything he has to win her back. Meanwhile, a long-buried secret about her identity, hidden by Zhang Guilan's family for twenty-two years, quietly begins to surface.