Whose Hellos Are These, Anyway?

In a bustling city where everyone seems to know you but you've never seen their faces, you wake up one morning to the sound of enthusiastic greetings echoing through your apartment. However, the peculiar twist? Each 'hello' belongs to a stranger who mysteriously claims to know you. As you embark on a zany quest to uncover the source of these invasively cheerful greetings, you'll interact with an array of eccentric characters, solve absurd challenges, and ultimately unravel a hilarious conspiracy involving mistaken identities and a rogue greeting card company. Will you uncover the truth behind these unsolicited hellos, or will you find yourself lost in an endless loop of awkward social interactions?