Summer is has narrated over 30 pieces of short fiction, and has been cast as cis, trans, and genderless characters.

Beneath Ceaseless Skies

• Unbeaten by Grace Seybold (2025)
• Doctor Souvenir by Elly Bangs (2024)
• Five Aspects of River and Sky, by Adam R. Shannon (2022)
• Dead at the Feet of a God by Izzy Wasserstein (2021)
• The Garden Where No One Ever Goes by P H Lee (2020)
• Every Tiny Tooth and Claw (or: Letters from the First Month of the New Directorate) by Marissa Lingen (2020)

Apex

• Eilam is Forever, by Beth Dawkins (2021)

PodCastle

• The Aunties Return the Ocean, by Chris Kuriata (2024)
• What the Sea Reaps, We Must Provide, by Eleanor Wood (2021)