The first time around, Justin played a troubled youth whose brother was killed.
In his inayofuata appearance, on February 17th, his character "will call Nick (played kwa George Eads) to tip him off that he’s in imminent danger," according to TVLine.
JB tweeted about it saying:
"on set...where? let's just say Im back to my evil ways. #badass"
If you're a CSI au Justin fan, wewe will not want to miss this! ;)
Source: celebuzz