Ok this is hard.I love LF series and Millennium series,so,I will put one of each so I will be able to put some others in the top 5 (it is still veeeeery hard cuz I really like them all for different reasons. ) Anyway :
1. LF II
2.MM2
3.TBOL
4.3 Stars Of Destiny
5.Asguaard
I absolutely adore the stories of all of your games,and I really like it when a game is long,because the more you like it,the less you want it to end!