Wounded but alive, Detective Alexander "Alex" Sterling begins his recovery from a dangerous op that nearly cost him everything. But when his estranged father arrives in Los Angeles to start a new life, old wounds are reopened - and new ones are just waiting to be cut. As Sterling steps into his first full case as a detective, the fallout from the mole's network still lingers, weaving through the city's streets like a silent threat. Relationships are tested - from the undeniable spark with Celina Juarez, to the deepening bonds with Lucy Chen and Tim Bradford. With every shift, the line between personal and professional blurs, and Sterling will have to decide who he can trust before the past he thought he left behind comes back to finish what it started.

The badge is only as strong as the person wearing it. Mid-Wilshire Division has seen its share of challenges - but nothing like this. When a string of high-tech crimes rattles Los Angeles, LAPD brings in Detective Alexander "Alex" Sterling, a former military intelligence officer with a talent for finding ghosts in the machine. His assignment is simple: track the source of a dangerous cybercrime network before it cripples the city.