Female character, also called Su Yudie. Bright, cheerful, chatterbox personality. Works as a potato vendor (called 'Xiao Yudie' by the vendor). Lives with her grandmother who doesn't allow phone use at night. Has a card phone (thin as card, blue glow, only calls/messages). Gave Zhuang Zi'ang two red goldfish as a housewarming gift. Philosophical about happiness: 'Being happy is just another day, and being unhappy is also just another day.' Described as more beautiful than Lin Mu Shi.
