Charles Sobhraj, often referred to as the "Bikini Killer," was a notorious criminal active in the 1970s. He is known for committing a series of murders across Asia, targeting young Western travelers. Sobhraj would often lure his victims with charm and then drug or poison them, stealing their belongings and identities. His criminal activities spanned several countries, including Thailand, India, and Nepal. Sobhraj was eventually captured and convicted for his crimes, serving time in various prisons. His life and crimes have inspired numerous books and documentaries, highlighting the dark allure of his criminal exploits.