Hearing her sister's words, Du Beiye frowned and said, "Activating the system barrier shouldn't put you in danger. We have used this barrier countless times before, and nothing happened to you."
"It's because I took too many Sthanam crystals into my space. When they are planted in my space, they consume too much mental power and could damage my brain nerves."
"There are Sthanam crystals in this base?" Du Beiye was taken aback.
"Before you arrived on this planet, the Phantom Team took a mission to collect an unknown metal at the border of Luyang City. That's when I obtained the Sthanam crystal for the first time after my arrival."
"Back then, I hadn't recovered my memories, so I didn't know the function of the crystal. I handed one-third of the total crystals to the base. Afterward, I never asked what the base did with them."
