In 'Whose Phone Is This, Anyway?', players dive into a whirlwind mystery after finding a stranger's phone at a crowded event. What starts as an innocent curiosity quickly spirals into a chaotic quest through the lives of the phone's owner and their eccentric contacts. Players must navigate a series of hilarious and offbeat mini-games to gather clues, ranging from deciphering bizarre text messages to engaging in unexpected phone calls that lead to wild encounters. Each decision influences the outcome, with multiple endings based on how savvy and witty the player's responses are.