skinny line?

Bex • 🧚‍♀️ 2010 🧚‍♀️ 2017 🧚‍♀️ 2018 🧚‍♀️ 2020 girl mama

has anyone had a skinny line show up? was at 7 minutes. the control looked this skinny for like 5 minutes then finally got thick. ive never had it before. its getting thicker but now its past the 10 min timeframe. i will retest in a week i think