Inclusion Criteria:  Undergraduate or postgraduate student enrolled in a Malaysian university aged 18-29 years old Obtained moderate and above levels in either one of the stress, anxiety, and depression subscales of the DASS-21 pre-intervention assessment Muslim Owns a gadget with Internet access Can read and understand English  Exclusion Criteria:  Those with previous experience with a modular ACT-based treatment with Islamic elements Those with past or present diagnosis of mental/neurological disorder Those reporting active suicidality Those involved in any other form of psychological treatment (ie. psychotherapy, pharmacotherapy)