Whose Hellos Are These, Anyway?

Step into the shoes of Max, a hapless greeting card designer who receives an unusual package filled with mysterious 'hellos' from strangers. Each card contains a quirky message and a riddle tied to the sender's personal dramas. As Max navigates his mundane life, he becomes entangled in a bizarre narrative that connects the cards to an underground network of eccentric characters and their secret lives. Will you help him uncover the true owners of these hellos, or will you just get swept away in the hilarity of their absurdity?