As the new manager of a convenience store, Nishiyama is totally unable to handle Higashino, the veteran part-timer who has no qualms speaking his mind. Always timid and shy, will Nishiyama's impression of Higashino slowly change...?! (Source: Kadokawa, translated) <b>Included one-shot:</b> Shiawase ni Suru kara Kakugo shiro