I've Been Working as an Undercover Agent, so It's Normal to Have Some Cheats, Right?

Lin Qi received a top-secret mission in the organization, with the purpose of breaking into drug traffickers. Accidentally obtained a magical stone during an adventure! The stone seems to contain some kind of power of time... It was even more powerful for Lin Qi's undercover career! But is that really the case? There seems to be a darker secret hidden here! There is no such thing as quiet time, it's just that someone carries the burden for us! Pay tribute to those unknown heroes who silently protect us!