To fulfill Grandpa's request, Jiang Song, a man who sells flatbreads, enters a whirlwind marriage with Su Ling. Over three years, Jiang Song silently protects the Su family but receives nothing but cold treatment. Zhou Yan, Su Ling's former secret crush, returns from abroad and tries to destroy their marriage and steal business secrets. When the family faces a crisis, Jiang Song reveals his true abilities and exposes Zhou Yan's conspiracy. In the end, Zhou Yan is arrested. Su Ling regrets her actions and begs for reconciliation, but Jiang Song chooses to leave and reclaim his independence and family legacy.