Siblings Aru, age 3, and Kino, age 1, have 3 parents: father Fumino, who is transgender; mother Honoyo, Fumino's partner who gave birth to the children; and father Gon, a close gay friend who donated his sperm. The 3 are now raising their children together, struggling repeatedly to find their own way of being a family. This program covers their first 3 years of parenting. And it asks an important question: What does it take to be a family?.