The Strange Adventure of a Broke Mercenary (Manga) Vol. 4 (manga)

When seasoned mercenary Loren is the sole survivor of a disastrous battle that destroys the rest of his company, he must find a new way to survive in the world. With no friends or connections, he has no hope of joining an adventuring party-until enigmatic priestess Lapis offers to partner up with him. But there's more to Lapis than meets the eye, and Loren soon finds himself bound to a fate stranger than he imagined.