Lin Xuan became the son-in-law of the Longmen Su family due to family changes. When he first entered a wealthy family, he was repeatedly looked down upon. Family, power and emotional pressure turned into numerous obstacles. Lin Xuan gradually integrated into the family with humor and wisdom, and his relationship with Su Jin'er changed from indifference to trust, and then to side by side. The obstruction of Butler Wei, the family's foreign enemies, and his own growth are intertwined. Lin Xuan experiences reversal, darkness, and crisis, and finally breaks through the shackles of identity, gaining recognition and happiness. The whole book tells how the adopted son-in-law turned the crisis around with jokes and wisdom, inspiring growth. The struggle between emotions and power is also lively and compact, and the ending is cleverly wrapped up, embodying growth and forgiveness.