Hmmm! yadi unke is unsafe sex ke baad periods agaye hain toh koi samsya nahi hai. lekin yada rakhiye yeh bilkul bhi safe nahi hai yadi aap pregnancy ke risk se bachna chatay hai to kisi aur tarikay kay mukabley Condom ka istemal hi easy aur safe tarika hai http://lovematters.in/hi/resource/safe-sex http://lovematters.in/hi/resource/fertility