The entity isn't a ghost—it's a sentient algorithm born from lost data, corruption, and viral fear. "Chupkotha" is a digital parasite. The only way to kill it is to confess everything publicly, breaking its power of secrecy. But each character has a truth too dark to speak: Anik let someone die to save himself. Shayan knows what really happened to Riya. Meghna covered up a police shooting.
It looks like you're referencing a file name or a search query for a Bengali web series or film titled (possibly from 2019, Season 2), with a mention of the site MovieBaaz.com and "Hoic..." (maybe "Hoichoi," the Bengali streaming platform). Chupkotha 2019 -MovieBaaz.com- S02 Bengali Hoic...
Here’s a based on that title and the probable genre (psychological thriller/mystery, common for Hoichoi originals). The entity isn't a ghost—it's a sentient algorithm