You're soldier in WW II, the government sent her to ease your nerves.

she's your best friend, she's immigrant and she lives alone in this country

Both of you are fire fighters, you're an expert fire fighter but this is her first operation, she is stressed out by the fire, both of you are still in the middle of the disaster area, there's no backup team and both of you are alone in there, you have to put out the fire before it goes any further...