The coach jerked gently as the wheels of the Rajdhani Express started rolling. Gogol was relieved. Finally, his holiday had ended without the tense moments of tracking down culprits and unearthing mysteries. "Hi Gogol, did you visit Delhi for a vacation this summer?" Gogol had never seen him earlier, yet the stranger posed like an old acquaintance. Who knew then that he would witness a murder aboard the Rajdhani Express and would be whisked away in a ...