C683 Planting It

Pheromone, this thing was initially the reward Zhao Si received when he completed the related trial missions in the game world.

All this time, Zhao Si would take this thing out to take a look when he had nothing to do. He wanted to find out what the use of this thing was.

However, even with the system's detection, it could only give Zhao Si the name of this thing. As for its usage