Wu Wei is a single mother who lives alone with her daughter. She lives in Room 302 of Sunshine Community. Daughter Xiaoyu is smart and precocious, but she lost part of her memory due to an accident. She only remembers the title "302 Mom". In order to help her daughter regain her memory, Wu Wei used love and patience to weave a warm world, and gradually uncovered a past about family, growth and redemption.
This is a story about mother-daughter love, memory and healing. In ordinary days, they slowly piece together the truth of life with a bowl of hot soup, a hug, and sincere conversations. 302 Is not only a house number, but also a code name for them to protect each other - please call me 302 mother, because there will always be love, home and light here.