according to glow...

so according to glow AF is 5 days away and im cramping kinda bad today but only on the left side and my back and i never cramp in my back im so emotional today i was textin my babe about hopin he has a good fathers day tomorrow(because his baby momma sucks) and started balling my eyes out and thats so not me it takes alot for me to cry...so i guess im just confused is this all pms or whats going on with me i think i just want this so bad but im not having no other symptoms and usually every other month i start having symptoms becuz i want it so bad and this month im just like if it happens it happens but still kinda tryin lol...is glow usually spot on im new to all of this