involved

Highly complex or intricate and occasionally devious.

“the plot was too involved”

Entangled or hindered as if e.g. in mire.

“the difficulties in which the question is involved”

Connected by participation or association or use.

“we accomplished nothing, simply because of the large number of people involved”

“the problems involved”

Emotionally involved.

Enveloped.

“a castle involved in mist”

“the difficulties in which the question is involved”