???help please

Tamara

Had period regular flow sept7th-21 it stoped for five days started back up medium flow sept 27th- oct 2 spotted on oct 2nd only October 4th and still a lightly bleeding I took test after the first two week period they were positive but faint lines took test through the days of the second two week period they were negative took a first response today still light bleeding and got a positive whats going on I’m a mom already with a beautiful daughter I had a c-section she’s 2 months now so yea I’m a hard head had unprotected sex with my husband but can’t turn back now so just gotta keep pushing forward anybody know what happening ??