Isolic

[Agnes]

Isolic is the feeling you get that a game can create tons of atmosphere* by making you feel lonely, isolated,
whatever
[Silent hill] games, Not scary but it does give a sense of [isolation] and a depressing atmosphere, mostly to do with running through dark hospitals, sewers and you just kind of go deeper and it feels like it gets more isolated rather than seeing the light at the end of [the tunnel].

[PussyCat]

When a form of media makes you feel some sort of [autophobia], [triggered] by an extreme fear of [loneliness] possibly due to the presence of a very few characters in that movie or show and also the type of world it was set in.
This term can also be used to describe the genre of that media.