[Tri-ring]

If you think those illustrations are depressing, you should read the back story of Margo interviewed by Inuzuka.

Spoiler for Back story of Margo:

Margo was abandoned by her parents and found herself in a Brothel at the age of 14 taking customers.
At the age of 18 when the war started she was not able to escape. The only way she was able to survive was to take soldier as customers on the field.
The alleged gang rape Lt. Akagi witnessed and interfered to rescue Margo was actually Margo doing business.
After being rescued by the extraction team Margo again finds herself being cornered by female team leader lieutenant Chavez and was coerce into bed.
At the end we see Margo again working at a brothel.