- Su Wan (Protagonist 1): A filial and tenacious graduate from a prestigious university with an ordinary background. Due to her mother's serious illness, she signed a contract marriage with Lu Tingyuan. Later, she became a CEO partner through hard work, and finally gained true love, growing from passive dependence to an independent and confident partner.
- Lu Tingyuan (Protagonist 2): The wealthy CEO of Shengshi Group, who is cold on the outside and hot on the inside, possessive. In the early days, he chose contract marriage to cope with the family's urging. He was gradually moved by Su Wan's kindness and tenacity, and changed from a "contract fulfiler" to a "true guardian", willing to fight for her against family and external pressure.
- Key supporting roles:
- Mrs. Lu: Lu Tingyuan's mother, she valued family status and opposed Su Wan at first. Later, she was moved by the true love between the two and put aside her prejudices to accept her daughter-in-law.
- Jiang Ruotong: The wealthy daughter who had a crush on Lu Tingyuan was jealous of Su Wan and framed her many times. In the end, she suffered the consequences and was sent away by her family.
- Lu Ziang/Lu Yuwei: Lu Tingyuan's younger siblings, they initially ostracized Su Wan, but later recognized his ability and sincerity and turned into blessings.
- Lin Zhou: Lu Tingyuan's special assistant, loyal and reliable, not only a work assistant, but also the "facilitator" of the relationship between the two (transmitting feelings and coordinating affairs).
- Su Wan's mother: gentle and kind, she is Su Wan's spiritual support, indirectly promotes the contract marriage, and is also the bond between the two of them.
2. Summary of the core highlights of the story
1. The reversal charm of contract marriage: a transactional marriage that begins with "each takes what he needs". There is no cliché of love at first sight. Instead, he gradually falls in love with each other in daily interactions and jointly responds to crises. The transition from "acting" to "sincerity" is natural and subtle.
