The goal in Somnia is to find clues in the dreams of persons of interest.
Unlock the obstacles known as "Mental Locks" to delve further
into the subject's subconscious and obtain hidden information.

A machine which links the subject and Psyncer to
allow the Psyncer to enter the subject's dreams and memories.

The Psyncer can only stay in the subject's dream for 6 minutes.
Solve the mystery before their mind is broken!

The story route branches differently based on the results of the Somnium.
You can redo the Somnium where the path diverges to advance on a different route.

Find clues inside bizarre dreams!

Use the Psync machine to save Mizuki, who suffers from aphonia due to the trauma from the incident.

Search her mind for clues within 6 minutes!

There are several obstacles in dreams known as Mental Locks
that prevent the subject from remembering clues.
Unlock all Mental Locks to obtain valuable information.

Select the correct choice to unlock a Mental Lock.

Select the correct choice to unlock a Mental Lock.

Select the correct choice to unlock a Mental Lock.

In Somnia, you make choices to progress.
However, each action costs time, so make your choices
carefully to investigate everything within 6 minutes.

A set time will be spent for each action selected.

Even if you pick the wrong one, you might get a hint.

Failure / Hint