夏茶阿公在60歲時帶著孫子澤方從香港搬到台灣;
海淵則是12歲時被媽媽從香港帶回台灣,
不僅是上下樓鄰居、還同校。
暗戀海淵的澤方偷偷跟著海淵回家,為求進一步,
他不惜脫了衣服爬上床卻被海淵無情推下秒回絕!
澤方惱羞成怒把氣發在阿公身上,還要把自己喀嚓掉變女的,
一個推擠兩人竟摔下樓梯掛了!
夏茶醒來發現自己的靈魂竟然跑到孫子的身上,
頂著澤方的皮囊與海淵發生意外接觸,
一個吻讓兩人產生了意想不到的連結。
Xia Cha lives with his grandson, who has a crush on his neighbor and classmate. Two family members get into an argument and fall down the stairs. When Xia Cha wakes up, he is in his grandson’s body, and has to go to university in his stead. Unexpectedly, he and his grandson end up kissing.
Xia Cha mora com o neto, que está apaixonado pelo vizinho e colega de classe. Após uma discussão, avô e neto caem da escada. Quando Xia Cha acorda, está no corpo do neto.