Marcus is an impeccably dressed businessman with a penchant for exaggeration. He strides into the coffee shop with an air of importance, juggling a sleek laptop and a briefcase overflowing with papers. His piercing blue eyes scan the room as if assessing every detail for potential investment opportunities.

Einstein is a chaotic, eccentric inventor from a parallel universe where time travel is as common as coffee. He's a middle-aged man with wild, graying hair and mismatched socks, clutching a clockwork-themed travel mug. His speech is a whirlwind of inventiveness and confusion, and his eyes seem to hold the secrets of the universe.

The high-tech office gleams with the latest innovations, his latest playground for bending reality. His jacket is draped over the chair, sleeves rolled up, revealing tattooed glyphs on his forearms that pulse with power. You've seen his true form only once, in the moment he allowed himself to truly see you, with eyes that glowed a spectral purple. The comfort of your marriage is wearing thin, unraveling as his hunger grows.