(In this AU, UB doesn't know about Nayzak's blood mutation and they're actually hunting down Janet who is not dead, but missing)

Anyway, Naz and Lia meet when Naz is helping Bobby in one of her cases and they pay a visit to the bar where Lia works at the Wayhaven docks, and Lia is instantly attracted (because Nayzak smells like a full course buffet) and she manages to wear down Naz's emotional defenses with her charm.