Amamiya Natsuki took a can of green tea and handed it to Miko.
"I wish I could drink green tea too." Mrs. Kaguya sat down on the sofa, temporarily materializing, then turned on the TV. "Too bad I can't taste anything."
After chatting for a while, Mrs. Kaguya stayed downstairs to watch TV while Amamiya Natsuki and Miko went upstairs together.
It was still far too embarrassing to give a boy a back massage in front of a classmate's mother.
They arrived in the room.
Amamiya Natsuki chose to lie flat on the floor. "I'll leave getting stronger to you."
"You can get stronger without putting in any effort at all? That doesn't sound very reliable." Yotsuya Miko couldn't help but complain. "There's no such thing as a free lunch. If there is, it's definitely a trap."
Who said he wasn't putting in any effort?
He was putting his dignity on the line!
"I remember reading a manga once. I think it was about a planet of complainers somewhere in the universe. The people on that planet could get stronger just by complaining." Amamiya Natsuki lay on the floor, playing on his phone as he spoke. "If complaining can make you stronger, why can't lying down make you stronger?"
"There are also people who can get stronger just by making others feel negative emotions."
"So there's nothing wrong with it."
Miko pressed down a little harder with her foot. "There's plenty wrong with it."
"The Law of Conservation of Mass-Energy is a fundamental law of the universe." Amamiya Natsuki opened NicoNico and started watching a dance stream. "Energy can be converted and absorbed. You're providing kinetic energy by stepping on my back, and that energy is being used to strengthen my body. It's perfectly scientific."
Yotsuya Miko gave him a