Tyrant (4)

"Inject the two serums into my body! Let me see the differences." Zhang Qin Feng ordered.

[Toot... Injecting...]

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[Injection done. The user will feel the kick in 5,4,3,2...]

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[1...]

'Urgh!' the moment the steroidal effect from the Physical Serum and Fitness Serum kicked in, there's a hint of nausea come into his head. It was then quickly replaced with the feeling of muscle mass getting out of control as if Zhang Qin Feng fell into a feverous symptom.

But the slight discomfort was gone after a while.

What replaces it was heightened agility from the effect of "Haste" on his body. It was as if he has a quarter second more from each second he had. His sense was heightened, and it allowed him to executes some miraculous parkour moves.