All Of Time And Space

"Are all British people like this?"
"Correction! I am Argonian. I come from the planet Argon."
"Like the element?"
"I guess you could say they share the same name, but that is besides the point!

~

The Professor; A time travelling alien, better known as a time lord. She comes from the planet Argon, where she used to work at her family's ranch, farming various types of plants and animals. She, then, gained the use of a TARDIS (Time And Relative Dimension In Space), thanks to her Uncle. She, now, currently travels time and space, in search of people in need. She has had multiple alien companions but never has had a human travelling with her. She is now 420 years of age.

Hiro Yukimura; A human from Japanese descent. His parents decided it would be a good idea to move to America and did so when he was only eight years of age. He is currently living in Sacramento, California and is 21 years old. He works at a comic book store and is going to University to become a video game developer.

~

Welcome to my TARDIS, Hiro. Time And Relative Dimension In Space."
"So, you're telling me that you're an alien and a time traveller?"
"I prefer to be called a time lord, but yes, I travel through all of space and time."

Based off of the TV series "Doctor Who."