Period no cramps please help

Princess

Hey I’m 17 years old I have a 26 day cycle I am regularly sexually active without any contraception this month my period was late and very different normally I have really bad cramps but this time there was no pain and there was watery pink blood with little clots could anyone tell

Me what is happening why have I had no cramps since then I have had cramping with lots of white discharge what is happening?