Temptation of Shiro Gal & Kuro Gal is a Manga/Manhwa/Manhua in (English/Raw) language, Comedy series, english chapters have been translated and you can read them here. You are reading Temptation of Shiro Gal & Kuro Gal chapters on ManhwaZ, fastest updating comic site. The Summary is
Rei, the white gal, and Naro, the black gal, gets their classmate "Otaku-kun" involved in one thing or another. You'd think the two of them were seductively tempting Otaku-kun, but the one who was interested in Rei was the black gal next to her, Naro... The Yuri web manga that gained popularity, has announced that it's been serialized in a tankoubon volume with over 20 pages drawn.