Blue Whale (2019)

A shy, innocent, and perfectionist boy is studying computer science at university. He has a social cataloging website. Through this, he finds himself in love with one of the users, who shares the same book and reading interests. Taking advantage of his cyber security skills, the girl leads him to a series of unwanted events and undesired crimes. The parallel series of amorous and criminal affairs and operations result in astonishing suspense scenes, which leaves viewers no way but to follow.