As an impromptu dad to Rin, his late grandfather's illegitimate child, Daikichi Kawachi has experienced his share of firsts while caring for his little aunt (?). Now it's Daikichi's turn to battle the initial wave of separation anxiety as Rin leaves the nest...for her first day of elementary school Rin's elementary school isn't the only place with new faces, either. Daikichi's office is also inundated with first-timers, some of whom have their eyes...