If someone masturbate at night and take bath in the morning after 7 hrs and also pass urine and after 1 hr he meet his girlfriend and the do foreplay she holds his dick and after 5 min after touching several things like blanket, she fingers herself I am in doubt that sperm can be present in her fingers and se fingered herself, on 20 th oct she got her periods and on 24 th oct they meet and after that her periods not come on 5 th day she has pcos problem, in next month her periods got delayed like in oct she got her periods on 20th oct and in nov she got her periods on 28 th nov but it is not like normal flow she is saying that the cramps are not like period and the flow is also less could she be pregnant I am very worried about this my small mistake can ruined her life please ans and let me know.