"I wonder… maybe the affinity of those elementals and the ones I have absorbed back then were not compatible with my body."
"Your body was made to repel such. Haven't you figured it out yet?" Heru clicked his tongue. He flicked a finger and released a small amount of black life force on the tip of his finger. "You can only absorb life force through your own efforts or…" He snapped his finger. The life force flew towards Yllana's chest.
"Sacrifice obtained."
The voice sounded after the life force entered her chest. She looked around and then at Heru. A small amount of golden life force also entered her chest. "What was that?"
"Sacrifice a life force voluntarily, and the magic circle will give you the same amount."
With her mind set into understanding everything at a short amount of time, she asked more. "You said or. What else do I have to know?"