Family or weapons

Far up in the mountains was a secret military base that was tasked with developing the next generation of super weapons that would change the way war was fought entirely. But, unlike normal weapons, these were sentient creatures created and bred for war. They were tortured and experimented on trying to turn them into killing machines, but what happens when they are shown kindness, compassion, and love for the first time in their lives?

(P.S. All art is not mine and all credit belongs to their respective author's books.)