| Operation | Story |
| IS-1 Silent Raindrops |
Il Siracusano: Stagione delle Piogge Previous IS-ST-1 Next IS-TR-1
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| The rain has gone on for too long. So long that we could no longer tell truth from lies. So long that we could not see who has walked into the rain. | |
| Recommended level | Level 20 | ||
|---|---|---|---|
| Sanity | Drill Plan | EXP | LMD |
| 9 | 1 | 90 (108) | 90 (108) |
| Unit Limit | Initial DP | Life Points | Enemies |
| 8 | 15 | 3 | 20 |
| First clear | Regular |
|---|---|
3 Stars  3 Stars  40 | Guaranteed 9 Uncommon  Rare  Rare  Rare  Rare  Rare  |
| Normal | Sicilian ×11, Marksman ×9 |
|---|
| Recommended level | Level 20 | ||
|---|---|---|---|
| Sanity | Drill Plan | EXP | LMD |
| 9 | 1 | 90 (108) | 90 (108) |
| Unit Limit | Initial DP | Life Points | Enemies |
| 8 | 15 | 3 | 20 |
| First clear | Regular |
|---|---|
3 Stars | Uncommon  |
| Extra | |
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| Normal | Sicilian ×11, Marksman ×9 |
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