A postman inadvertently buys a pig with superpower. Pig adds adorable postmarks on the letters and accompany the postman on his delivery. After featuring on the news, Pig becomes a sensation. At a banquet, collector Keanu offers postman a wishing stone in exchange for Pig. Postman accepts the deal. What will happen to Pig?郵差在無意中買到一隻會超能力的小豬，小豬為信件加上可愛的郵戳，更陪同郵差出外派信，深受市民歡迎。小豬經電視新聞報導後，變得有名之餘，工作量亦隨之增加，甚至要出席名流宴會。在宴會上，收藏家奇洛提出以能實現所有願望的石頭換取小豬，郵差一口答應。被送往奇洛收藏所的小豬，會有怎樣的下場？
