Eighth single release from Unison Square Garden. The title song "Sakura no Ato (all guartets lead to the?)" is used as the main theme for the TV anime series "Yozakura Quartet." Also includes a song "Non-Fiction Compass" which is used as the intro song for the OVA 2nd series (Vol.14, 15, 16) of "Yozakura Quartet."