Frozen Summer & Columbina is India's First Ever Double Header book with 2 different stories that fall under the Genre - Psychological Thriller.
Frozen Summer is a suspense thriller written by Geetha Madhuri (Author of The One and Only Purpose from Time's Lost Atlas)
Columbina is a detective thriller written by Cynthia Vincent Daniel (An enthusiastic blogger who owns the blog - Whispers in the Wind)