FBI super detective causes chaos in dark crime city

Roan transmigrated into the body of an FBI agent.

Years later, a reporter interviewed the world-renowned detective Roan Greenwood, asking,

'What keeps you so persistent in solving cases?'

Roan tilted his head, glancing at the sports car beside him, the mansion behind him, and the beautiful women inside, and smiled:

'Of course, it's the reward money after solving a case.'

'???'