Thanks for taking the time to post a long comment! ^_^
I know that feel, but alas, such is the nature of otome XD.
Reo is definitely a recurring OC of mine, and he will have the tendency to appear in my other games (he cameo'd as a child in Tales of Misteria, and will be an NPC in a WIP game)... although he'll always appear with a different background, personality and name and won't necessarily be an LI =3=