財閥御曹司様は今日も配達中!

William, heir to the Southern Region's richest man, cut ties with his dad after his mom's death. While testing his delivery app, he was mistaken for a poor courier, only for his girlfriend's family to mock him as poor and push them apart. She promised to marry him after studying overseas, but came back pregnant with another man's child. At her banquet, his dad revealed the truth—making their insults age like warm milk...