After passing through the portal the hero emerges back in the desert and pursues the hooded woman to another area of ruins. Upon confronting her, she removes her hood, revealing herself to be a
http://en.wikipedia.org/wiki/Medusa and uses the medusas' petrifying gaze to turn him/her to stone. While in this state, she takes the mythallar from him/her,
and speaking to him/her in this state, identifies herself as a powerful sorceress by the name of Heurodis, and claims to have sought the mythallar so that she could use its power to raise the ancient Nether flying city of Undrentide, the ruins of which she is located on, and use it to gain power over
http://en.wikipedia.org/wiki/Faer%C3%BBn.
I'd like to know why "and" is used before the inserted participle phrase "speaking to him/her in this state."
Thank you in advance for your help.