Alternate dimensions, zombies, ghosts, and crossovers!? Nothing a 21 year old human in Equestria can't solve! The only problem is, can our hero remember how he got here!? Can Orion piece together the clues and figure out why he's in Equestria?

A residential human decides that since Ponyville has adjusted to his new living space quite well, he should give back to the community! His shop; set on giving confused mares their cutie marks! His requirement; Must be 18 years old. Quite a career!