"Boxer engines for my friend's old Porsche collection," Karl smoothly replied, nodding towards the smaller covered object in the corner. He'd be impressed if Alyssa knew what a boxer engine was, but slightly worried if she knew that the jet engine concealed by a darker colored tarp in the unlit part of the workshop was not one.
Unknowingly to his partner, this was as closest any mortal eye had been to knowing what Karl really did for living.
"It's just a hobby." Karl made the effort to shrug, even if his shoulders felt particularly heavy in doing so. "When we're not sitting around on our butts waiting for a bone thrown to us."