Shajarur Kanta

A star of the Swapnochari theatre group, Deepa is talented and reserved, torn between love and family expectations. She loves someone else but is forced into a marriage with Debashish to satisfy social norms. Her quiet resolve hides a determination to navigate a precar path that keeps her lover within reach while maintaining appearances.

Founder member of Swapnochari who sees the marriage alliance as a strategic move to secure sponsorship from Debashis’s industrial empire. He benefits from the ties between theatre and business and is willing to bend ethics for advantage.

Deepa’s brother Vijay, eager for the alliance’s benefits but distressed by the consequences. He seeks Byomkesh’s help to locate Deepa’s secret lover, revealing the family’s anxiety about appearances and consequences.

The handsome, affluent groom who agrees to divorce if needed but is wary of social fallout. He enforces a pragmatic, controlling stance in the marriage and becomes a focal point for the couple’s tension.

A methodical detective who reads multiple newspapers each morning and pursues the porcupine quill murder as the central mystery. He resists gossip about secret lovers and focuses on the killers’ patterns, decoding clues hidden in urban life.

Byomkesh’s loyal assistant and chronicler, who supports the investigation with steadiness and practical insight. He helps navigate city life’s complexities as the case unfolds.

Director of the Swapnochari group who resents the bargain that trades art for money. He fears losing his star and the troupe’s soul if the marriage drags on or the performer leaves.

A fellow member of Swapnochari whose presence mirrors the troupe’s dynamics. She witnesses the tensions within the group and becomes entangled in the social web surrounding the wedding and murders.

A trusted confidant in Byomkesh’s circle, offering practical insights about people and city life. She anchors the community’s perspective amid sensational crime coverage.

A member of the troupe whose role adds texture to the theatre world. He helps reflect the group’s internal tensions as murders unfold.

A beggar figure whose murder threads into the central mystery, highlighting Kolkata’s street-level life and the odd, brutal crime at the heart of the plot.

A newspaper editor who covers the murders and public perception, his reporting fuels the city’s fascination with the case and shapes its collective memory.