“BatteryMommy：让电池续航更加持久！”儿媳妇水这么多还说不要吗

　　Battery Mommy works at various stuffs such as soap bubble guns, cameras, and thermometers in the nursery. During the children's nap time of one winter day, Battery Mommy finds out the Christmas tree in the nursery is on fire. At the moment, she urgently runs to the fire alarm to safely rescue sleeping children...