Diadaptasi dari situs resmi grup.[2]
|
1. | "For Me" | Young K | - Young K
- Jae
- Sungjin
- Wonpil
- Hong Ji-sang
| Hong Ji-sang | 3:28 |
2. | "Time of Our Life" (한 페이지가 될 수 있게) | Young K | - Young K
- Jae
- Sungjin
- Wonpil
- Hong Ji-sang
| Hong Ji-sang | 3:26 |
3. | "How to Love" | Young K | - Young K
- Jae
- Sungjin
- Wonpil
- Hong Ji-sang
| Hong Ji-sang | 3:24 |
4. | "Wanna Go Back" (돌아갈래요) | Young K | | 220 | 3:36 |
5. | "Cover" (포장) | | - Sungjin
- YoungK
- Wonpil
- mr.cho
- Lee Min-gyeong
| mr.cho | 3:26 |
6. | "Best Part" | Young K | - Young K
- Jae
- Sungjin
- Wonpil
- Hong Ji-sang
| Hong Ji-sang | 3:41 |
Durasi total: | 21:11 |
- ^ Yoo, Byung-chul (July 1, 2019). "DAY6, 7월 15일 컴백 깜짝 발표…자체 최대 규모 팬미팅 성료". Hankyung (dalam bahasa Korea). Diakses tanggal July 1, 2019.
- ^ "DAY6 <The Book of Us : Gravity> Track List". JYP Entertainment. July 2, 2019. Diarsipkan dari versi asli tanggal 2019-07-02. Diakses tanggal July 2, 2019.