Ye Jin is an ordinary employee's daughter. One person in her life has always been bleak, but she unexpectedly met a girl named Jin Qi in middle school. Her boyfriend and best friend, who is the third party? Unfortunately, Jin Qi died unexpectedly in the second year after knowing her. Later, she was admitted to a prestigious school and met a woman named Lan Zi. Can this Lan Zi replace Jin Qi in her heart? In the second semester of her first year at university, she found the love she had dreamed of. When she brought her boyfriend home, but was opposed by her parents, could she still maintain the sanctity of her love? After graduation, when everyone went their separate ways, she and Lan Zi parted ways because of a man. It is not easy to have a close friend in life. Will she make a reservation for this? When her career was booming, she received the news that her father was critically ill. How did these marks leave their mark on her? In the end, will she be happily married and have children? What kind of world will friendship, love, and family affection give her in the end? These people are like cinnabar in her heart, which cannot be erased or forgotten.