// NO BECAUSE YOURE RIGHT.
SHE IS MENTAL. SHE DID IT BECAUSE SHE WANTED A PIECE OF SCOURGE. She didn't care HOW she got it, but she wanted a piece of him.
That's how her daughter came to be.
// Rosy has a daughter..
.... and then I smile evilly.
Rosy obsessed with scourge so badly that either the usage of her DNA and his, and a few friends in high places (mad scientists) she was able to have a daughter who has both of their DNA, without ever actually having a relationship with him.