C2793 Invisibility
While rushing to the Ye Family, Lu Shan heard the notification of the Upgrade Box.
"Ding... Host has completed a third of the police job mission. You have received the reward of invisibility, primary."
"Ding... Host has unlocked the hidden skill, Invisibility. Able to be invisible for 20 minutes. As the skill is unlocked, the user will be able to remain invisible for a longer period of time