pregnant or not???

i held it up to the light and this morning, there was a faint line near the C beside the bold line idk what to think of that... but this is what it came out to be. i am on implanon the arm implant. i had sex 2 times in october, the last time was oct 7. he didn't cum in me. my period was 8 days late. light but it was there lasted for a week. and then i had some spotting after... no symptoms after that really. just things that correspond with my birth control. the 1 day my period was late i took 2 tests a digital and a line test and they were both negative. this one seems to be negative. i don't know if im being paranoid or what!!!! i held it up to the light last night and this morning i saw a really faint line next to the bold C line. am i pregnant??? or just paranoid!!!! please help it's been over a month.