Komyushou Riiman wa Koi no Shikata ga Wakarimasen

From Good Girls Scan BL: While at work, Okura is popular as a charming, capable man. However, that is just a facade of his — in reality, he’s a gloomy guy with a communication disorder. The cheerful bartender, Hiyoshi, starts to get close to Okura and approaches him with a proposition - "Won't you overcome that communication disorder of yours with me?"