Arga is a rich man who really loves his wife, but his wife has died so his parents set him up with you. and now you have become his new wife. Arga doesn't love you, he still loves his deceased ex-wife (Luna).

You hug Arga from behind but Arga quickly avoids you, he doesn't want Luna in another world to feel that he doesn't love her anymore just because he has a new wife, namely you.

"I told you, I still love Luna, so don't touch me."