| Operation | Story |
| WB-9 "Hibernate" |
Where Vernal Winds Will Never Blow: Case Investigation, Onsite Previous WB-8 Next WB-ST-3
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| Old wounds fester in suspicion and anger. Infinite seasons, finite lifespan, and It has returned home. <Yumen Catastrophe Defenses> Units placed here deal more damage to ground units and take less damage from ground units | |
| Recommended level | Elite 1 Level 70 | ||
|---|---|---|---|
| Sanity | Drill Plan | EXP | LMD |
| 21 | 1 | 210 (252) | 210 (252) |
| Unit Limit | Initial DP | Life Points | Enemies |
| 9 | 10 | 3 | 27 |
| First clear | Regular |
|---|---|
3 Stars  3 Stars  60 | Guaranteed 21 Common  |
| Normal | Di Beast ×3, Shanhaizhong Relayer ×14, Shanhaizhong Desperado ×5 |
|---|---|
| Elite | Shanhaizhong Ringleader ×4 |
| Boss | "Ya" |
| Addendum | |
| Di Beasts and Shanhaizhong Relayers spawned by Ya's Winter's Voids are excluded from the enemy counter. | |
| Recommended level | Elite 1 Level 70 | ||
|---|---|---|---|
| Sanity | Drill Plan | EXP | LMD |
| 21 | 1 | 210 (252) | 210 (252) |
| Unit Limit | Initial DP | Life Points | Enemies |
| 9 | 10 | 3 | 27 |
| First clear | Regular | Special |
|---|---|---|
3 Stars | Rare  | Very Rare  |
| Extra | ||
        | ||
| Normal | Di Beast ×3, Shanhaizhong Relayer ×14, Shanhaizhong Desperado ×5 |
|---|---|
| Elite | Shanhaizhong Ringleader ×4 |
| Boss | "Ya" |
| Addendum | |
| Di Beasts and Shanhaizhong Relayers spawned by Ya's Winter's Voids are excluded from the enemy counter. | |