Most times it’s light leaks, I’ve had it happen to me many times on various strains in different ways for different reasons I suspect. But most of the time it’s either from fucking with light period or light leaks.
I can see a possible culprit in your tent. Those metallic looking ducting pipes are a big problem! Especially if you have such a large amount of it in your tent...
it’s reflecting all the outside tent light into your tent.
They were looking prime, and I wouldn’t have worried about a few herms banana. You just picked them off right...?