"Without the Vigor Pill, you will always be tormented by the danger of a psychotic break!"

Darryl seemed gloomy, but his eyes flashed with a sneer. 'F*ck you! You tortured me and yet had the cheek to ask for a Vigor Pill? Dream on!'

Sonya convulsed, and she immediately froze!

Then, she bit her lips and glared at Darryl. "Do you still have the Vigor Pill with you? Take it out quickly! I'll break your meridians and skin you alive if you dare to trick me again!"

"No more!" Darryl smiled calmly. "I only had one!"

Sonya's eyes reddened; she looked so angry as if her eyes could spit fire like a volcano's eruption. Then, calmly continued Darryl. "I don't have more, but I can always refine one!"

'What?'

Sonya was stunned again. She stared blankly at Darryl; she thought her ears had tricked her.

'Can he really refine a Vigor Pill?'

The method to refine the Vigor Pill had been long lost; most ancient books had only bits and pieces of the records, but Darryl brazenly claimed t