Para had sex with her before she was killed, police alleged.
The suspect confessed that in 2006 he killed a 30-year-old sexual work in Bangkok’s Thung Mahamek area, alleged Pol Colonel Weerayut Prasopchokchai, superintendent of Muang Chiang Mai Police Station.
The police officer said that police suspected Para was a serial killer as he could be linked to unsolved murders of similar nature over the past 10 years in many areas of the country.