The story talks about the diversity of the modern family. From the three-generation family, the nuclear family, the step-parent family to the inter-generational family, for all these different types there exists the possibility of achieving happiness.
文中提及現代家庭的多元化，從三代同堂、核心家庭、單親家庭、繼親家庭到隔代教養家庭，林林總總，無論哪一種家庭，都有可能得到幸福。