Cheng Xi, a woman deeply focused on her work, finds herself overwhelmed by the pain of wisdom teeth and mounting work pressure. When she unexpectedly reunites with her ex-boyfriend, Xiao Yilei, after years apart, the unresolved feelings from their past resurface amidst the challenges of the present. Each encounter between them is laden with unspoken emotions and subtle sparks. As Cheng Xi navigates the dual pressures of love and career, she embarks on a journey of self-discovery, striving to balance her personal and professional life.