Inclusion Criteria:  Community-based HF patients from community HF service and outpatient department with depression and anxiety related to their HF will be invited to participate in the study. The inclusion criteria include:  Adults over 18 years of age; community-based HF patients capable of providing written/verbal informed consent; Community-based HF patients with mild to moderately-severe depression (using PHQ-9) with/without anxiety symptoms related to their HF; community-based HF patients who are not engaging in any psychological treatment at the time of recruitment; Is fluent in the English language so can fully respond to verbal and written material; and Has access to the internet and has an electronic device (i.e. computer, laptop etc).  Exclusion Criteria:  The exclusion criteria include community-based HF patients:  With severe depression validated by PHQ-9 score (> 19) as assessed by the researcher; who are receiving or engaging in other psychological treatment for anxiety and depression; have active suicidal ideation if reported during the assessment with the researcher.