Last updated: May 13, 2026
Welcome to The Onyx Nine. These terms govern your purchase and use of our products and our website at onyxnine.com. By placing an order or using the site, you agree to these terms.
Who we are
The Onyx Nine is a small business operating out of Milton, Massachusetts. “We,” “us,” and “our” refer to The Onyx Nine. “You” refers to the person purchasing or using our products.
Who can purchase
You must be at least 18 years old to purchase Onyx Nine. The product is designed for use by children ages 8 to 12 under the supervision of a parent or guardian. By purchasing, you confirm that you are an adult buying on behalf of a child or as a gift.
The product
Onyx Nine is a physical mystery kit that includes a locked cryptex and access to a six-chapter digital story hosted at onyxnine.com. The story is read on a tablet, phone, or computer with internet access. The cryptex is opened by entering a code that the reader discovers by completing the story.
Orders and payment
All orders are processed through Shopify. Pricing is shown in U.S. dollars. We reserve the right to refuse or cancel any order at our discretion, including for reasons such as suspected fraud, pricing errors, or limited stock.
Shipping
We ship every order within 5 business days of purchase. We currently ship within the United States. Delivery times depend on the shipping carrier. Once an order leaves our hands, we are not responsible for carrier delays.
Returns and refunds
If your child does not love Onyx Nine, email us at hello@onyxnine.com within 30 days of receiving your order and we will make it right with a replacement or a full refund. The cryptex does not need to be returned.
Use of the website
You agree to use onyxnine.com only for its intended purpose: reading the story and solving the mystery. You may not copy, distribute, scrape, reverse engineer, or otherwise misuse the site or its content. The story, characters, design, and brand are owned by The Onyx Nine and protected by copyright and trademark law.
Intellectual property
All content on this site, including the Onyx Nine story, the Silas Finch character, all chapter text, illustrations, the Guardian Eye mark, and the Onyx Nine name and branding, is the property of The Onyx Nine. You may not reproduce, sell, or create derivative works from any of it without our written permission.
Disclaimers
The Onyx Nine product and website are provided “as is.” We do our best to make sure everything works as described, but we make no warranties beyond what is required by law. The cryptex contains small parts and is not intended for children under 8.
Limitation of liability
To the maximum extent permitted by law, The Onyx Nine is not liable for any indirect, incidental, or consequential damages arising from your use of our products or website. Our total liability for any claim is limited to the amount you paid for the product.
Governing law
These terms are governed by the laws of the Commonwealth of Massachusetts. Any disputes will be resolved in the state or federal courts located in Massachusetts.
Changes to these terms
We may update these terms from time to time. The “last updated” date at the top will reflect any changes. Continued use of the site after changes means you accept the updated terms.
Contact
Questions about these terms? Email us at hello@onyxnine.com.

