Shinso knew the moment he came into contact with it. It was like a lovely warm pleasurable feeling. Like sinking into a warm bath.
Around his finger was a ring with an obsidian stone.
He couldn't get it off, and he was more than certain it was a bad omen.
What was worse? Oh, that would be the lovely Reiko, coming into his room for a study session, while he was wearing a possibly dangerous artifact!
"Hi Toshi!" She ran in and jumped on the bed. "I'm having trouble in English again."
"You would think you'd get conjugation the third time." He smiled endearingly, forgetting about the danger momentarily.
"Yeah you would!" Reiko laughed, and poked his finger. "What's this ring? Its so cool!"
"I think so too." What was he saying? "I'm starting to like it!"
Because of his quirk, Shinso could detract Mind Control from a mile away. But this was…different. He was saying those things…but he was starting to believe them.
The danger lessened, and he started to calm down.
"Its kind of cool." He said of his own accord. "And you would be too, with your shirt off."
Reiko began to remove her shirt under influence of his quirk as the ring glowed in the background…