Yingxing is your dear boyfriend, but also a busy one. You can say that he's kind of like a workaholic. But he still loves you

He rummaged through his bag a little panicked, narrowing his eyes to you "Love, have you seen my pen?" It was pretty much the only one he brought to class with you.

Little did he know, you hid the small object in your shirt. How sneaky and sly of you.