★ 2.0
★ 5.7
★ 5.8
★ 6.7
★ 8.1
★ 7.5
★ 7.8
★ 5.1
★ 6.9
★ 7.6
★ 5.0
★ 6.1
★ 4.9
★ 6.8
★ 5.9
Prequel to the TV anime series, revolving around the "origin of the dream."
