Main Story · Event Story
 Opening | |||
 Episode 1 The Fourth Childhood Friend |
 Episode 2 At The Very Least |
 Episode 3 Two is Still Lonely |
 Episode 4 School SEKAI |
 Episode 5 Wanna Start A Band? |
 Episode 6 The First Step |
 Episode 7 Teach Me, Luka! |
 Episode 8 Unseen Star |
 Episode 9 Three-Person Session? |
 Episode 10 Monkey Bars and Meteor Showers |
 Episode 11 I Warned You |
 Episode 12 Whose Side Are You On? |
 Episode 13 Saki's Resolve |
 Episode 14 Precious to Me |
 Episode 15 Tell Me Straight |
 Episode 16 Together Forever |
 Episode 17 Honami's Feelings |
 Episode 18 Quartet's Starry Sky |
 Episode 19 needLe |
 Episode 20 Leo/need |
| ||||||||||||||