we leave through the fire (слэш)

They called the soldier into a training room where he saw his son hanging upside down on the ceiling.
“Hi Papa!” He cheered, waving with a big smile even though the soldier never gave one back.
“Look, Soldat, your son is a miracle,” an agent cackled, yellow teeth shining in the fluorescent lights, “crawling the walls like a little spider!”
***
The soldier doesn’t remember his son’s birth or how he came to be. He doesn’t remember bedding a woman and watching her belly swell, but they said the boy was his. He does know that he will protect and teach the boy within the confines of their cell walls. Even when the handlers berate him. Even when the good guys take him away