In 'Whose Hello?', you find yourself in a quirky metropolitan city where every stranger greets you with a unique, absurd phrase that seems to hint at a hidden connection. As a hapless detective, your task is to navigate through various interactions, uncovering the stories behind these bizarre hellos to solve a two-fold mystery: who is orchestrating this strange phenomenon and what secrets are the townspeople hiding? Along the way, you will meet an eccentric cast of characters, embark on whimsical side quests, and engage in laughter-filled dialogues filled with double entendres and playful banter.