Sure Shot is a full-length book in Sarina Bowen's Brooklyn Hockey world. Per her email, it's $0.99 right now at the usual e-tailers, "expiring in just a few days". However long "just a few days" is...
Here are links just for Kindle and Kobo, and worth noting that it's discountable at Kobo, where as @apesmom notes above, the 40% "partners" code is active again. (Multi-use, but only one book at a time per shopping cart...)
Kindle US:
https://www.amazon.com/dp/B085JWFZ1M
Kindle US/Smile:
https://smile.amazon.com/dp/B085JWFZ1M
Kobo US:
https://www.kobo.com/us/en/ebook/sure-shot