Watch full Kuromajo-san ga Tooru!! Season 1 Episode 25 English Subbed full HD online. Kuromajo-san ga Tooru!! Episode 25 English Subbed online for free in HD. Demon’s Library. Chiyoko is asked to investigate a supposedly possessed library, which changes the contents of its books to be about trees. They discover the culprit to be one of Chiyoko’s schoolmates who became possessed by a tree demon, which Chiyoko and Gyubid soon exorcise.