Higurashi no Naku Koro Ni.
Presently, there are two people who the main guy has reason to take action against. If only that. Blatant threats, stating outright that they're going to murder people, approaching and threatening with machete in hand....
Breaking their legs would've been acceptable ages ago. Smearing their brains across the trees is currently more than called for. This kid is was too docile.