Inclusion Criteria:  LevelMind@JC users with mild to moderate distress level (n=120); have sufficient proficiency in Chinese to understand verbal instructions and give informed consent;  Exclusion Criteria:  known diagnosis of intellectual disability organic brain disorder photosensitive epilepsy significant visual, auditory or balance impairment current or previous use of illicit drugs known psychiatric diagnosis (stabilized diagnosis and treatment) receiving any psychosocial treatment for social withdrawal such as CBT or; current or active suicidal ideation or attempts.