I know this is stupid but this guy is a really good liar ! ?

i met this guy online and yea hes very far away from me . and he just insists that he loves me and cares about me and im like omg man u never even met me before how is that possible ? idk cuz this guy has blown me away bec he can talk $hit its so believable . how do i unhipnotize myself lol i dont want to block him i want to learn to overcome this kind of thing u know ? ty vm