In 'Whose Hello?', you step into the shoes of Alex, a witty and chaotic urban detective, known for taking on bizarre cases. One day, you receive an anonymous message that challenges you to solve an enigma that’s swept through the city like wildfire. People are mysteriously losing the ability to greet each other; their words vanish into thin air! Journey through eclectic neighborhoods, interact with vibrant characters, and uncover the hidden secrets that unfold behind each hello. Will you solve the mystery before the city falls into complete silence?