If you ask my butler (2)

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Attempted Poisoning at a Dinner Party? This is the latest issue of the popular mystery series of a half-boiled master and vassal! An invitation to a dinner party arrived to the family head, university students and Hanamere struggling in a two legged waraji. An incident occurred in which one of the guests fell down at the venue that he visited with a red eye! Hanamere set out to investigate the truth, but the butler's clothing 更月 --?