Sens brother passed away. When Sen goes through his brothers stuff and finds out that hes been following a grannys livestreams. The granny has only 3 months left to live, and decided to enjoy the 100 days as she pleases. Granny drives her old cab wherever she wants and livestreams her journeys. Both facing death head-on, Sen and Granny builds a bond through the Internet, while time is ticking away.