The whole game was forced really. This is a short description of rinoa and Squall's relationship from when they meet.
The Dance
Rinoa: Dance with me
Squall: No
Rinoa: You're gonna dance with me no matter what. *Drags Squall to the dancefloor where he learns to dance in less than two minutes

The weird train thing
Squall: Wake up
Rinoa: OMG it's you. *Strangles while trying to hug him*

The concert in FH
Rinoa: Do I look pretty?
Squall: Whatever
Rinoa: Wanna come to the concert?
Squall: No
Rinoa: Coolio let's go. *Drags Squall to the concert.*

When Squall saves Rinoa in the battle between Galbadia and Balamb
Rinoa: Save me
Squall: Somebody save her
Everybody: OMG we totally can't. We are all stoopid. *Everyone begins acting incredibly stoopid*
Squall: I can't believe this S**t *Saves Rinoa*
Rinoa: OMG Yayz
Squall: Whatever

When Rinoa goes into coma
Squall: Why cruel world!!!!!!! iloveyouiloveyouiloveyou


On the Ragnarok
Rinoa: I totally love you
Squall: Whatever
Rinoa: Awwww

At the sorceress memorial
Squall: No I love her you can't. *Frees Rinoa*
Rinoa: OMG Yayz
Squall: OMG Yayz
*Big hug*