Seimei nods. "In Japan it takes place in mid-August, at least in most regions of the country. Ancestral spirits who are usually...well, usually elsewhere are able to visit their families in the mortal world. Some bad things always try to sneak in with them - demons, ghosts from the Nine Hells, other things. So my colleagues and I must be on the lookout for them. You will be accompanying me as I make rounds of some of the riskier areas, though not to fight anything, if it comes to that. You're not quite ready yet."