"She is extremely lonely right now, but, as a girl, there are some things I can't help her with. That's why I will be leaving her with you tonight! Please take care of her ; )"
who's betting that MC decision to attend his school's Christmas party will turn out be bad one for him? like he will be humiliated there or his pathetic classmates and such will yet again make him do annoying things to make fun of him? Good thing that MC is dumb for not ever understanding their intentions.
Spanish reader here for my english speaker compadres, the last chapter felt like axed and also seems like there's a lot of drama behind the scenes, author did "the galclea maneuver" and protected her twitter account, and also there's this blog entry, the google translation indicates that the manga wasn't selling well (hope that someone more versed in japanese can give a better translation) and the axe was evident.