The 13th installment in the Tokyo Love Map series, CASE#13 "Encounter/Re:union," portrays a realistic love story that peeks into the characters' private daily lives. Set on Sado Island, the story follows Saeko (26) and Sugimoto (26), former lovers who once lived together on the island. Sugimoto left for the city, driven by dreams of urban life and career opportunities, while Saeko stayed behind, married, and built a happy life. Over time, their paths diverged as they walked separate lives. When they reunite, nostalgia stirs between them, yet they both feel the irreversible flow of time. This work delicately captures the end and beginning of love, along with the emotional turbulence in between. A poignant tale of meeting, parting, and reunion, it evokes both deep emotion and loneliness.