Mortal coil series

Catarina Agatta is a hacker. She can cripple mainframes and crash through firewalls, but that's not what makes her special. In Cat's world, people are implanted with technology to recode their DNA, allowing them to change their bodies in any way they want. And Cat happens to be a gene-hacking genius. That's no surprise, since Cat's father is Dr. Lachlan Agatta, a legendary geneticist who may be the last hope for defeating a plague that has brought...

"Cat is desperate to find a way to stop Cartaxus and the plague, but to do so, she'll have to face her most devastating enemy yet"--