I like all four lakorns. if you ask me to rank, then here:
1- Preference rank based on plot
Thara H, Payutha M, DuonJai A, Pathapi L
2- Preference rank based on couple
DuongJai A, Payutha M, Thara H, Pathapi L
3- Preference rank based on acting skills
Payutha M, Thara H, DuongJai A...