Implantation bleeding....??

Ok so im 2 days late on my period and ive always been on time at the end of the month im having some nasea and sore breasts as well as headache and a cluple other symptoms... Well i go to go to the bathroom and nothing no period nothing...well when i wipe im getting this pink discharge no clotting could this be implantation bleeding ive never had this before so it would be a first for me i dont know if i should test or not me and my fiance have been trying for a little over 2 years for a baby