Im in love with my cousin and dont know what to do?

ok flat out i understand its not normal to fall in love with ur own cousin. but im 21 an only ever been in one relationship an idk why but i like my cousin more than any female on this world...her personality is amazing we get along about everything an she is very very preatty but she has no idea i like her...at least i dont think. but i kinda get the feeling she likes me back....see its hard to exsplane but i kinda did her dirty an was texting her acting like another guy but i acted like i really would act an she will tell the guy i pretend to b that she loves me an wishes she could see me so bad....ive even sent pics of my dick an got ones of her naked but im scared to death to tell her the truth....im scared she will hate me an tell my familey an then they will hate me...please does anybody have any idea how i can find out if she likes me like i like her b4 i tell her the truth