They are in fact being raised by the host, Wu Chung-chi. Wu Chung-chi is actually a high-school mathematics teacher who enjoys fishing in his spare time, and his wife, Ho Pao-yu, who used to be a housewife, likes raising animals and growing her own fruit.
觀星水閣男主人吳仲奇的正職是高中數學老師，喜歡釣魚；太太何寶玉原是家管，喜歡養動物、種水果。