[@TrulyAwakened]
Well, I think I might be able to work that out.

https://www.random.org/lists/

Enter in the Username and/or Character/Alis name then...

1A
1B
2A
2B
.
.
.

That should help make it random and allow chances of both romance and platonic
[hr]
As for a name, I still don't have any ideas but something about lock and key does sound interesting. Though, the only thing I can think of is more along the lines of Words Are Power...