With a Door In Mind

Zhou Xiaochuan drew a syringe of normal saline from the saline bottle.

Pour into a glass potion bottle of dry powder.

"Do you understand?"

Tie Dan nodded when he heard the words, such a simple thing.

Seeing this, Zhou Xiaochuan took a skin test on Jiang Dingzhong's arm. "Wait for ten minutes. If there are small bags around this position, don't use them, no matter how small they are."

"Also if it's used up, remember to open the needle with a clean one.

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