hot guy or best friend?

ka
I know,I'm not being a good friend rn but let me tell you the story. So my best friend has this guy sexting her. She doesn't rlly like him but kinda does. Me and him are friends and we talk. He is being flirty with me and I rlly like him. I know I'm not being a good friend if I do him but I rlly want to. He's so hot and idk the boy of my dreams ig. I rlllly like him. What should I do.