Me n my gf do some play on Dec 17,18 ?& 22. But didn't do sex at all. I insert my fingers to her vagina for several and long times. She have my semen several times. On first day my semen go outside. But she touch with her fingers and rub with paper. And then two days she have it... .last month her periods was 21 Nov. Till Now Dec 29 she didn't have periods. Whats the reason beyond this? She is 9 days late. There is no body symptoms in her body. Only Tiredness there. And her body is so heat now a days. Can you help me what problems happen. What we can do for periods?