| title | ISBN-13 | year of publication |
|---|---|---|
| Curious Affairs at Midnight | 978-1-4022-6711-6 | 2012 |
| Highland Dragon Rebel | 978-1-5159-6804-7 | 2017 |
| Highland Dragon Warrior | 978-1-5159-6690-6 | 2017 |
| Lessons After Dark | 978-1-4022-6440-5 | 2012 |
| Night of the Highland Dragon | 978-1-5159-6700-2 | 2017 |
| No Proper Lady | 978-1-4022-5952-4 | 2011 |
| The Highland Dragon's Lady | 978-1-5159-6699-9 | 2017 |
I.C. · I. Cooper · Isabel Arthur Cooper-Oakley · Isabel Cooper-Oakley · Isabel Oakley-Cooper