Beating Ruby

Life hasn't been quite the same for computer engineer Island Chaptal since March, an OCD-ridden professional killer, burst into her life to clean her bedroom and take her on a global chase for a legendary diamond. Sadly, the (hit) man doesn't just break bones; he breaks hearts, too.
Since then, Island has found solace in Alex-the perfect boyfriend-and Ruby, a software project about to revolutionize online banking security…for the worse. When Island's boss is found dead after allegedly using Ruby to steal a vast fortune, it's up to her to clear his name and recover the money. Someone else wants answers, though, and this time, Island might be in over her head.
From New York to Zürich, it's going to take the return of a cleaning expert, a mini-octopus, and Island's wits to beat Ruby. All while deciding whether to trust a man who already jilted her, or one who may have his own deadly secrets…