A parenting diary of assassin buddies?. Two assassin partners Kazuki Kurusu and Rei Suwa who never let their target get away somehow end up taking in a four-year-old girl Miri.
A spy on an undercover mission gets married and adopts a child as part of his cover. His wife and daughter have secrets of their own, and all three must strive to keep together.
Saiki Kusuo is a powerful psychic who hates attracting attention, yet he is surrounded by colorful characters who always find a way to remove him from his everyday life.