My Aunt's Ninth Floor Strategy

College student Liang Jingrang thought moving in with his aunt—only six years his senior—would be simple. He was wrong. Their daily battles of wit and will never cease, and every time he thinks he's won, she's already three steps ahead. When he suddenly awakens a mysterious ability, he's certain he's finally gained the upper hand. But there's one problem: while he's playing checkers, she's been mastering chess on the ninth floor all along.