Here is an overview of the game, via its Steam page:

About

Graveless is a single-player, third-person dungeon crawler and hack-and-slash action RPG set in the realm of chaos when immortality is no longer a myth and fiction.

Death was supposed to come to those who were mortal. Now that immortality is no longer a myth and fiction. Death… needs its agents.

To those who are graveless. You are the reaper.

Key Features

• A Feast of Mortality – Tarnished by eternity, your adventure will be brimming with overwhelming threats from the Immortals. Purify the undead, and become the harbinger of their death.
• Otherworldly Realm – Delve into the vast enigmatic realm of immortality. Where a multilayered story told in fragments, discovering the unknown that intersects in your pilgrimage, unravels its enigma.
• Awaken Your Inner Power – Define your unique style. Harness, improve, master, and develop your skills by constantly adapting your play style to suit your unique abilities.

Watch the announcement teaser trailer below. View the first screenshots at the gallery.

Announce Teaser Trailer