DESCRIPTION
M/M books based on impact of actual, imagined, or potential science, usually set in the future or on other planets. Might have fantasy, AU paranormal or historical elements but those are a background effect to the Sci-Fi plot, not the main plot or character drivers for the story.
■ Post-apocalyptic fiction is set in a world or civilization after a disaster ruins the world.
■ Steampunk is a sub-genre of science fiction that typically features steam-powered machinery

RULES
■ Always check that a book complies with all the rules before voting
■ If a book is on this list IT doesn't necessarily mean that IT WAS added correctly
■ Only books that were first published in 2021 and not future releases

If you see a book listed that doesn’t qualify for this list, please add a comment below.

Lists from Previous Years
2013 | 2014 | 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2022 | 2023 | 2024
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Additional M/M 2021 Lists:
Found Below in Message #1