"Valentine's Day, which is coincidentally Shizuku's birthday, fast approaches and the girls decide to cook up some truelove chocolates for the boys of their desire. A fun cooking party gets awkward and tense when Oshima-san and Shizuku confront the fact that they're both making chocolates for Haru! Will Oshima back down as she always does? Given Haru's obsession with Shizuku, will it even matter?" -- provided by publisher.

"First published in Japan in 2010 by Kodansha Ltd., Tokyo as Tonari no kaibutsu kun, volume 6". Reads from right to left.