Not suspecting that 'Little Sprin' is actually a thief. Mr. CHONG allows him to stay behind to serve as caretaker of the old house. Meanwhile, detective PAO suspects that MON LI TAN has tried to kill Mr. CHONG and warns him of the situation. On the other hand, PAK FU YUNG, HA LUM UM and TAI MA S00 tries every way to fulfill their objective. However, this leads to confusion and a series of hilarious situations. The old house continues to have a lot of mysterious happenings culminating in the disappearance of Mr. CHONG.