• "Art Summers' Avatar" is a short story by Tamsyn Muir, set in the same universe as her acclaimed Locked Tomb series. The story follows Art Summers, a character who has been mentioned in the Locked Tomb novels, as he navigates the aftermath of a disastrous mission and grapples with his sense of identity and purpose.

• The story delves into Art's internal struggles, exploring his feelings of inadequacy and his desire to prove himself, particularly in the shadow of his more successful siblings. It also touches on the complexities of the Locked Tomb world, including the concept of "avatars" – physical manifestations of a person's soul or essence.

• Through Art's journey, the story examines themes of self-discovery, the weight of family expectations, and the search for one's place in a world that can be both wondrous and unforgiving. The narrative offers a deeper glimpse into the rich and intricate tapestry of the Locked Tomb universe, while also standing as a poignant and engaging standalone work.