見えない階段(2) A baby kitten going down the invisible stairs.

Taro and Jiro's cat brothers who take care of a baby kitten entrusted by their pregnant mother.
出産準備に入った母猫に乳飲み猫を託された太郎と次郎の兄弟猫、
The baby going down "the invisible stairs" to its brothers.
見えない階段を兄猫たちのもとへ駆け下りていく子猫。