It turns out that Liao's family moves every two or three years on average, and, having lived in the building for more than three years, they were thinking about moving again. But now that they were part of Chiu Yin's "community revolution," they felt a sense of belonging, and couldn't bear to depart.
原來過去他們平均每兩三年搬一次家，本來在這裡住了三年左右，已經又想搬了，剛好碰到丘引一家引發的「社區革命」，對大樓有了認同與歸屬感，再也捨不得離開。