Liu Pengyuan hit a wall with Liu Duoduo, but as someone who ran into walls year in and year out, he was long past caring. Sometimes Liu Pengyuan even developed a psychological quirk similar to White Wolf's: if he didn't get humiliated by Liu Duoduo every now and then, he felt like something was missing.
Of course, Liu Duoduo didn't spend all her time chewing out Second Liu. After all, a certain amount of "normal communication" between brother and sister still took place.
"Second Liu, don't you have anything better to do? Brother Gangtie invited you to this academic conference just so you could come here and get chewed out by your own sister? You're a grown man, yet day in and day out you don't have a single serious thing to do. Tsk—"
Chapter 753