"Grandpa, Sean seems to have something up his sleeve!"

Leonard's granddaughter also noticed how unusual Sean was at this point.

"Shut up!

"Sean is your senior from now on. How can you call him by his first name?"

Leonard's statement made the girl blush.

She stole a sidelong glance at Sean, thinking, 'We're the same age. Why is he my senior?'

However, for some reason, the girl could not help but blush.

It was because the way Sean applied the special needle treatment was amazing.

It was so smooth. His focus in applying the needles was also uniquely mesmerizing.

Any girl would probably be charmed if they saw him.

Swoosh! Swoosh! Swoosh!

Sean inserted needle after needle with no more pauses in between.

It seemed random, but every needle was inserted into the right acupoint.

Leonard knew that only with 200% control of the body's acupoints could one administer a needle this smoothly.

It was hard to imagine that this was a skill that a young man in his 20s could possess.

"Whew