People found the case even more startling not only because had it occurred in a staid seat of higher learning, but also because all those involved came from backgrounds which did not suggest criminality or licence: Hsu Chia-chen's father is a civil servant, and her parents gave her a strict upbringing; and Hung Hsiao-hui had always been a "good student," with excellent grades since childhood and a smooth academic career.
除了事件發生在單純的高等學府裡，還因案件當事人的家庭背景單純，許嘉真的父親是公務員，父母對其管教嚴格；洪曉慧也一向是所謂的「好學生」，從小都是資優生，求學之路順遂。