Male protagonist: Lu Zhengyan, 30 years old, is an active-duty colonel of the Navy's destroyer detachment. He is in charge of the main destroyer and holds real power. He is a key young man trained by the Navy. He has been wandering in the deep blue sea for many years, and has experienced countless storms and dangers. He has a determined, restrained, and taciturn personality. He has long been accustomed to being alone and lonely, and he looks down on worldly love and glitz and fame. When she was over 30, she was repeatedly urged to get married by her family elders, so she had no choice but to compromise and participate in the blind date. When she first met Wen Zhiyu, she fell in love with her and buried her heart deeply. He is not good at sweet words by nature and does not understand fancy romantic routines. All tenderness and preference are hidden in his actions. His bottom line, weakness and sincerity are only given to Wen Zhiyu from beginning to end.
Female protagonist: Wen Zhiyu, 20 years old, is a sophomore female college student in the Art Department of the Academy of Fine Arts at a key university in Jiangcheng. In the early stage, she was a well-to-do daughter who was carefully cared for by her parents and raised in a greenhouse. She had a clean and pure heart, a soft and shy personality, was not deeply involved in the world, and had a little understanding of the ways of the world. She had the unique awkwardness and sensitivity of a little girl in her bones. In the early days, she passively accepted the arranged marriage arranged by her elders, feeling awe and alienation from the male protagonist; in the later period, her family suddenly went bankrupt, she lost her childishness and squeamishness, and faced the coldness of human relationships in the world. She was reborn in Nirvana, endured and persevered, and relied on her artistic talent to deeply explore the national cultural and creative fields and start her own business, and finally transformed into an independent woman who is financially independent, mentally mature, sober and self-sustained.