Suicide is the leading cause of death among older adolescents in India, which accounts for a third of suicides globally. The state of Chhattisgarh has the second-highest suicide rate in India with 24.7 suicide deaths per 100,000 population.Indian Law Society (ILS) will design and evaluate an online modular gatekeeper training course for suicide prevention in consultation with young people. The gatekeeper course will train teachers in secondary schools across three districts of Chhattisgarh to identify, support, and refer at-risk adolescents to mental health services.