A group of unknown creatures who call themselves players have invaded the world. They use the Earth as a playground to start a game of fighting for cards. Feng Ling accidentally obtained a rare card called the Mother Nest. At the same time, a message appeared on the panels of players around the world: “The hidden Boss Mother Nest (juvenile) has been born. Players are requested to clear it as soon as possible.”Feng Ling used to just want to be a baby, but later, she wanted to be a kind “mother”.【Passionate|Inspirational|Battle|Adventure|Pseudo-Science Fiction|Upgrade】