Teenage siblings Fen and Shi Mao fight about everything every single day. However, when disaster strikes, they've got each other's backs. Hopefully.Teenage siblings Fen and Shi Mao fight about everything every single day. However, when disaster strikes, they've got each other's backs. Hopefully.Teenage siblings Fen and Shi Mao fight about everything every single day. However, when disaster strikes, they've got each other's backs. Hopefully.