Eve suddenly had an idea.
"Right, if we're talking about the standards of maturity, it definitely has something to do with sex..." Eve thoughtfully nodded, "At his age, he should learn something about it... Yes! I must educate him well in this area, and I absolutely cannot let him become a cold person!"
Thus, the idea in Eve's mind instantly became a firm resolve.
"...?"
The boy looked at her, puzzled. He couldn't understand what this strange sister was talking about.
"You... just wait here for a while, okay? Take your time eating, I need to go handle something..."
After saying that, Eve had already sprung into action, sneaking up to the bookstore like a thief—although nobody else could see her.
