Haikyu!! - DaiSuga ga Ai wo Tashikame Atte Iru dake no Hon (Doujinshi)

Pairing: Daichi x Sugawara From [Procrastination Scans](https://www.mangaupdates.com/groups.html?id=7386): Sugawara's parents win a free trip and leave him alone at home for five days. Suga invites Daichi to spend those days together indulging themselves in each other's company.