Yofukashi no Uta

Yofukashi no Uta is a Manga/Manhwa/Manhua in (English/Raw) language, Action series, english chapters have been translated and you can read them here. You are reading chapters on www.mgeko.com fastest updating comic site. The Summary is

Unable to sleep or find satisfaction in his daily life, Yamori Kou begins exploring the city at night, where he meets a strange girl who offers to help his insomnia by sleeping beside him