| Chapter | How to unlock
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|---|
| EXCHAP 1 | Get the Good Ending in Chapter 1.
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| EXCHAP 10 | Get the 2nd Ending in Chapter 5.
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| EXCHAP 2 | Get the Good Ending in Chapter 3.
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| EXCHAP 3 | Get the 6th Ending in Chapter 4.
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| EXCHAP 4 | Get the Good Ending in Chapter 4.
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| EXCHAP 5 | Get the 4th Ending in Chapter 5.
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| EXCHAP 6 | Get the Good Ending in Chapter 5.
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| EXCHAP 7 | Get the 8th ending in Chapter 5.
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| EXCHAP 8 | Get the 6th Ending in Chapter 5.
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| EXCHAP 9 | Get the Ending in EXCHAP6.
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