This is the walkthrough for Deluge: Sermon for the Dead. To reach perfect scores and unlock each ending route, you should make decisions as described below.

Part 1
1. 'Of course I can.'
2. 'Most definitely not!'

Part 2
3. 'You can count on me.'
4. 'Don't be a nuisance. Let her have the room.'

Part 3
5. 'You're right, Ina. It won't happen again.'
6. 'It reminds me of my mother.'

Part 4
If you have reached a 'Nice!' or 'Perfect!' score you will be presented with the choice to report on the Flock campaign. If you select this option you will enter Marisa/Ina's ending route.

Part 5
At the end of this chapter, Ina will ask you if you will leave the council building with her. If you choose to leave, you enter Ina's ending route. If you choose to stay you will enter Marisa's ending route.

Part 6
Ina's route: during the break-in Marisa will confront you. If you compromise with her, it will lead to bad ending 2/5. If you choose to run, you will unlock Ina's good ending.

Marisa's route: Marisa will give you the option to shoot mayor Van Linden. If you shoot him, it will lead you to bad ending 3/5. If you don't shoot him, you'll unlock Marisa's good ending.

Part 1
1. 'I'd love to!'
2. 'Just for once.'

Part 2
3. 'What time do we leave?'
4. 'Ina, stop the presses.'

Part 3
5. 'I'll bring sunscreen.'
6. 'What do you want me to do?'

Part 4
If you have obtained a 'Nice!' or 'Perfect!' score for Marisa/Ina's character pair, you will be presented with the choice to report on the Flock campaign. You must turn down this option.

After this, if you have obtained a 'Nice!' or 'Perfect!' score for Rika/Mei's character pair, you will be presented with the choice to help them investigate the disappearance of Naomi Meyer. If you accept this offer you will enter Rika/Mei's ending route. If you decline this offer you will reach bad ending 1/5

Part 5
At the end of this chapter, Rika will ask you to help restrain Ina and Peter. If you help her, you will enter RIka's ending route. If you decline you will reach bad ending 4/5

Part 6
Rika will ask you if you remember Mei. If say you remember her, you will reach bad ending 5/5. If you say you don't remember her, you'll unlock Rika's good ending.