User blog comment:B214/Question & Answers 5/@comment-67.211.8.20-20150507180948/@comment-24502975-20150507190854

Not confirmed but highly likely yes. When she met with Ise in v7 we learned that she wants to re-populate her race; she asked Vali but he declined, so she turned to Ise. She wouldn't have sex with someone weak and based on that scene she hadn't found a mate yet.

Btw, it's not a stupid question. You'd be surprised how many times I've seen people ask the same thing.