opinions please?? (update)

what was everyone experiences with a second pregnancy? did any one KNOW before you even got a positive?? ive felt alot of pressure in my lower stomache mainly the pelvic area and I know its to early to text because my period is due in 12 days... everyone tell me your experiences and symptoms

(update)

so out of curosity I took a test today and at 1st showed neg but after a couple hours away from home shows kind of a strong faint line (last time this happened I was indeed pregnant 2weeks later I had a miscarriage)