Few days before he said he really miss sex witg me and wants to be together and then after fight he said he does not want any relationship and sex?

[Deimy]

Is it possible that he lost interest so quickly?

[JPresidente]

If the argument included some low blows and his feelings got hurt, yes.

[Guy13]

He sounds immature. Is he the one for you?

[boggboss]

Yes arguments can make people lose intrest