Xibao experiences the doomsday, carries a space and unexpectedly is reborn, looking for brothers. When brother and sister meet, they are extremely jealous of each other. On the first day, coaxing him, "Good baby, does it hurt?" On the second day, shouting at him, "Stinky baby, wash him and he can still be wanted!" On the third day, roaring at him, "Little scum baby, is your skin itchy again?!" On the fourth day, the biological brother does not act like a human, the baby is angry! The brother and sister love and kill each other, stubborn milk puffs traverse the doomsday, brothers picked up one after another, everyone pampers, biological brother alone beats, occasionally abusing scum.