Second Syndrome

Second Syndrome is a South Korean company operating Dalock (다락), the country's leading self-storage (mini-storage) service for individuals and businesses. The Dalock platform enables customers to rent storage units of various sizes — from small locker-sized compartments to large units for moving goods — and manage contracts and access entirely through a mobile app with a fully contactless, 24-hour process. With over 100,000 registered members and 200+ locations across South Korea, Dalock targets urban consumers in need of seasonal storage, small-business operators, and corporate clients seeking nationwide storage solutions, with a franchise model allowing partner-operated branches.