Behind the walls Harper Jennings Series, Book 2

"When Harper Jennings' staunchest rival at Cornell's archaeology department turns up on her doorstep, babbling about seeing a Pre-Columbian shape-shifter, Harper doesn't know what to think. But she can spot a great opportunity."@en
"When Iraqi war vet Harper Jennings' staunchest rival at Cornell's archaeology department turns up on her doorstep, babbling about seeing a Pre-Columbian shape-shifter, Harper doesn't know what to think. But then Zina is killed, and the more contact Harper has with the relics, the more her life starts going wrong."
"When Iraqi war vet Harper Jennings' staunchest rival at Cornell's archaeology department turns up on her doorstep, babbling about seeing a Pre-Columbian shape-shifter, Harper doesn't know what to think. But then Zina is killed, and the more contact Harper has with the relics, the more her life starts going wrong."@en