The visual novel has a total of 8 endings and they are obtained based on how full the masochism (blue) and sadism (red) bars are below the user interface. Choosing permissive options will fill the masochism bar and deplete the sadism bar. The opposite would happen for choosing assertive options.

Total Number of Ending: 8/8 | Achievement Rate: 100%

Asuna's Endings

Ending 1 - Start by playing as Asuna and pick as many permissive options you possibly can. When Asuna is brought outside to have sex in front of the students, save at [File 1]. Continue on picking permissive options. You're masochism bar will fill very high which results in Ending 1

Ending 2 - Load [File 1] and only pick assertive options. This will deplete the masochism bar and fill the sadism bar, which will lead to Ending 2

Ending 3 - Start over as Asuna and pick as many assertive options you possibly can. When Asuna escapes Yurika's dungeon, save at [File 2]. Continue on picking assertive options. You're sadism bar will fill very high which results in Ending 3

Ending 4 - Load [File 2] and only pick permissive options. This will deplete the sadism bar and fill the masochism bar, which will lead to Ending 4

Yurika's Endings

Ending 1 - Start by playing as Yurika and pick as many assertive options you possibly can. When Asuna is brought outside to have sex in front of the students, save at [File 3]. Continue on picking assertive options. You're sadism bar will fill very high which results in Ending 1

Ending 2 - Load [File 3] and only pick permissive options. This will deplete the sadism bar and fill the masochism bar, which will lead to Ending 2

Ending 3 - Start over as Yurika and pick as many permissive options you possibly can. When Asuna escapes Yurika's dungeon, save at [File 4]. Continue on picking permissive options. You're masochism bar will fill very high which results in Ending 3

Ending 4 - Load [File 4] and only pick assertive options. This will deplete the masochism bar and fill the sadism bar, which will lead to Ending 4

Note: You can switch between Asuna and Yurika anytime by clicking on the button that is between the masochism and sadism bars