I've changed the setting. I've decided to make it a sweet childhood-friends romance, so if that bothers you, please cancel your bookmark.
One day, Cyno strode up to Tiya, brimming with confidence, and handed her a thick stack of papers.
Tiya opened it and saw the title in bold: On the Practicality and Rules of Genius Invokation TCG.
Cyno looked at Tiya with satisfaction and said,
“Want to play a round of Genius Invokation TCG?”
Wow. So you're not interested in me, you're interested in my invention.
Theme: If you love something, be brave and say so