John Woeltz, 37, and his alleged accomplice, William Duplessie, 33, started frequenting the NYC nightclub, The Box.

The investigation into the bitcoin torture case in New York City has revealed gruesome details about the alleged kidnapping and beating of an Italian man.

The duo was spotted there on multiple nights in a row, reportedly spending between $80,000 and $100,000 during each visit.

John Woeltz, 37, and William Duplessie, 33 -- face kidnapping, assault and unlawful imprisonment charges in the case.

A grand jury has indicted a 37-year-old cryptocurrency investor accused of kidnapping a business partner in Manhattan's upscale Soho neighborhood for three weeks, shocking him with electric wires, and dangling him over a staircase to try to get him to give up his Bitcoin password,

The second suspect in the alleged kidnapping and torture of an Italian bitcoin dealer inside a SoHo townhouse was seen scowling as he was remanded without bail in court Tuesday night.

Woeltz's supposed assistant, Beatrice Folchi, 24, was also taken into custody in relation to the crime and faces one count of first-degree kidnapping and one count of first-degree unlawful imprisonment.

We're getting a closer look at the alleged plot undertaken by two NYC suspects accused of kidnapping an Italian man and torturing him to obtain a password to his Bitcoin fortune ... prosecutors revealed in court this week the victim was allegedly lured to Manhattan in an attempt to reclaim some of his currency that had already been stolen.