The following books are currently available in audio. With the exception of The Unmatchmakers (Kobo/Overdrive only), they are all available at Audible as well as other audiobook retailers.
Book 1: Her Big City Neighbor
Book 2: His Grumpy Childhood Friend
Book 2.5: Her Pretend Christmas Date
Book 3: The Professor Next Door
Book 4: Her Favorite Rebound
Spin-off of Kwan Sisters
Book 1: Pregnant by the Playboy