About Bob Koester

Creator of Immunities, other audio dramas, films, and a novel.

Immunities 1.3 – “Volunteering”

In the latest episode of the sci-fi audio drama, Roxanne tries to help out the underground, giving information they weren’t looking for.
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Immunities 1.1 – “Sisterhood”


Our sci-fi audio drama premieres late at night, in a creaky house, where two sisters share a very unexpected story.
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