In 'Whose Hello?', players take on the role of Sam, a mid-level office worker who receives a mysterious email one rainy Monday morning that simply says 'hello.' As Sam investigates the possible sender—from co-workers to strange tech support bots—they must navigate office politics, unearth hilarious secrets, and engage in witty banter with bizarre characters all while unraveling a deeper mystery about the office's dark past. Each choice leads to a different storyline, revealing unexpected twists and laugh-out-loud moments.