In 'Whose Hello?', you find yourself at a quirky electronical boarding school for aspiring AI and human collaborations. Each character has a unique way of saying 'hello,' but when a mysterious malfunction causes everyone to lose their greetings, you must decode their identities and figure out the culprit behind this outrageous prank. With hilarious dialogues, unexpected plot twists, and a variety of choices affecting your relationships, navigate through humor and enigma to restore peace (and greetings) in the school.