Michelle is a young professional working woman living in Hong Kong during the heydays of the 1980s. She meets Sam, a free-spirited woman and an unconventional entrepreneur, by chance after an incident involving a broken heel. They share a mutual attraction. As their relationship progresses, Michelle is forced to make a decision between traditional propriety and her newfound feelings. A Summer’s End is a modern romance. It is a story about seeking identity and meaning in a rapidly changing world where conflicting worldviews and cultures collide. It is a new media homage to Asian cinema and Hong Kong’s golden age of entertainment. Michelle生活在黃金八十年代的香港，是位年輕又具備專業的職場新女性，在一次鞋跟斷裂的意外之後，因緣際會認識了不受傳統拘束、思想自由開放的女性創業家Sam。她們深受彼此吸引，然而隨著感情一天天的進展，Michelle苦苦掙扎於傳統道德與內心萌生的感情之間，她將被迫做出關鍵的抉擇。《夏天的一天》不僅是一則現代愛情故事，也是身處在不同價值觀與多元文化矛盾碰撞、瞬息萬變的時代中，對自我存在意義與身份認同的探尋之旅，更是一部向亞洲電影及香港娛樂黃金年代致敬的新媒體之作。