An unexpected encounter started on a rainy night: Cheng Muyang, a rational-oriented architectural designer, knocked over the cake table of pastry chef Su Yuyan, but unexpectedly discovered that she was the daughter of her mentor Su Mingyuan. The two were forced to cooperate on the cultural center project. In the process of repairing design flaws, they gradually uncovered a conspiracy in the construction industry that had been hidden for twenty years. When career crises intertwined with family secrets, Cheng Muyang had to make a choice between professional beliefs and personal emotions, while Su Yuyan faced the painful struggle of protecting her father's reputation or revealing the truth. In this battle full of sweetness and steel, two scarred souls learn to bake the bitterness of life with trust, and finally discover that the strongest structure is not concrete, but the hands holding each other.