Celebrate Hispanic Heritage Month

Old Code Series

5 primary works • 5 total works

Book 1

Grandfather Anonymous
by
4.01 · 213 Ratings · 28 Reviews · published 2021 · 9 editions
Elderly, unarmed, and extremely dangerous.

Before …

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    Book 2

    Grandfather Ghost
    by
    4.48     · 25 Ratings · 3 Reviews · published 2022 · 3 editions
    Retired, reclusive, and too smart to die.

    Hacker Aj…

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    Book 3

    Grandfather Guardian
    by
    4.40     · 15 Ratings · 1 Reviews · published 2022 · 4 editions
    Seasoned, strange, and dangerously clever

    Some invi…

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    Book 4

    Grandfather Zero
    by
    4.55     · 11 Ratings · 1 Reviews · published 2022 · 3 editions
    Survival is not enough.

    The Pine Fortress Camp for …

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    Book 5

    Grandfather Crypto
    by
    4.67     · 9 Ratings · 2 Reviews · published 2023 · 2 editions
    Ajay Andersen may have broken cryptography...

    But t…

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