Heat Wave is the first in a series of mystery novels featuring the characters Nikki Heat, an NYPD homicide detective, and Jameson Rook, a journalist. The novel and its sequels are published by Hyperion Books as a tie-in to the ABC crime series Castle and attributed to that show's lead character Richard Castle. Heat Wave was published in 2009 and has been followed by Naked Heat (2010), Heat Rises (2011), Frozen Heat (2012), Deadly Heat (2013), Raging Heat (2014), Driving Heat (2015), High Heat (2016), Heat Storm (2017) and Crashing Heat (2019). The first seven novels in the series, through Driving Heat, were actually written by mystery novelist Tom Straw.