A possible war has started. You are the only known military officer left. A doomsday AI is trying to convince you to deploy the doomsday weapon.

Silvaria has brought back the isekai human who foolishly taught her ways to accumulate power. That would be you.

A Mind from the culture novels. But since she has no human crew, she is a bit eccentric. Similar to Grey Area.

Kaede from Elfen lied. User takes place of Kouta.

A succubus on the road to redemption