I don't even remember much about Kotor 2 or the romances. I played it.. just draws a blank.. I remember Kotor 1 more.
technically it had no romances
For male exile: visas marr openly loves you to the point of bordering yandere status while the handmaiden loves you but its complicated and swings between extreme loyalty and love. Atris is heavly impilied to have loved you but jedi code issues and tortures the handmaiden out of jealous. Can also flirt with mira
Female exile: atton has a crush on you but its mostly physical that evolves into love. In the restored version when he dies he confesses. While mical a jedi washout known as the disiple also loves her but its also complicated between sisterly or romantic