Inclusion Criteria:

• Aged 16-18
• Seeking help from a Child and Adolescent Mental Health Service (CAMHS)
• A score ≥ 11 on the R-GPTS (Scale B)
• Sufficient understanding of English
• Capacity to consent, as assessed during the initial interview
• Wanting support with paranoia
• Low- moderate mental health risks (emotional difficulties that impact functioning, but no immediate risk to safety e.g., no suicidal intent).

Exclusion Criteria:

• Severe comorbid diagnoses apparent at the initial assessment (e.g., a primary alcohol or substance dependence issue measured using standardised assessments)
• The presence of a developmental disability or cognitive impairment that would interfere with participation.
• Concurrent participation in another psychological therapy
• High levels of current risk (e.g., significant and immediate concerns about the young person's safety, such as suicidal intent).