[Reducing Mosaic]HUNTB-669 "Why are you hard today when you're never hard?" In my room without air conditioning on a hot summer day, my childhood friend and female friend see me get an erection as I cool off in my underwear after taking off my school uniform, leading to a

I've had a childhood friend who's been with me since I was little. We've known each other for so long that there's no embarrassment between us! On a hot summer day, my childhood friend brought a female friend and said, 'Let's cool off a bit,' and as usual, she took off her uniform. 'We're used to this,' she said, forcefully stripping her friend's uniform off too! I couldn't help but get fully erect at the sight of another girl in her underwear, even though it wasn't my childhood friend. I thought I'd be rejected, but... both girls were fully turned on, and before we knew it, we were all sweating and having a threesome!