In a city of street life and ambition, a rising musician and his circle face mounting pressure as their public personas conflict with private struggles.

A few hours before his third Michelin star is awarded, a renowned chef disappears with his sous chef during a hunting trip. His daughter Clara finds herself alone at the head of the restaurant, harassed by paparazzi. Two years later, she receives an invitation to a famous gastronomic congress in Taiwan.

孤寂的恩敏與人氣明星奈奈，命運般地在同一天、同一個天台上選擇結束生命。她們無法理解對方輕生的理由，為了證明誰更值得活下去，兩人展開一場死亡遊戲：她們在社群軟體上發布輕生宣告，每數五秒，前進一步，誰先接到朋友關心的電話就停住。最後一個跳下去，一個留下來。

離開家鄉多年，小凡突然間被親戚要求回鄉協助奶奶的葬禮，然而一切的格格不入，讓不擅表達情感的小凡只想盡快完成家族的最後義務、回到自己的生活。直到她與曾經的嬸嬸阿雲重聚時，她們在被壓抑的家庭關係中，漸漸地踏上意想不到的和解之路，她們變得更加靠近、也會永遠記住這個夏天。