When a voyeuristic divorcee fixates on the lives of a perfect couple a far, she soon gets embroiled in a murder mystery that unfolds revealing truths about her own life.

Mayank Tewari’s writing, shorn of diversions, could have done with some humour. The lack of lightness is, however, understandable given the dangerous cloak-and-daggers universe the series probes. Spying is serious…