Possible miscarriage???? TMI warning

Guys im 7+4 today and hubby and i had sex yesterday, this is my third pregnancy and well about an hour ago i felt wet looked down and it was blood im not in pain, do feel some discomfort but nothing like omg it hurts.

Im gonna attach a picture of my undies so tmi im about to go to my gp so he can send me up to my gynaecologist.

But please share your opinions please or thoughts ive never been through a miscarriage so not sure what to look for??