‘Second thoughts’: what makes North Korean defectors want to go back?

South Korea is no promised land for escapees from a brutal regime - loneliness and poverty are common fates

No one knows what awaited Kim Woo-joo when he arrived back in North Korea, just over a year after he had fled the world's most oppressive regime for a life of freedom in the South.

Earlier this month, the 29-year-old former gymnast approached the border separating the two Koreas, scaled a tall barbed-wire fence and walked the 2.5 miles across the heavily armed demilitarised zone (DMZ), dodging landmines but not security cameras, which captured his escape no fewer than five times.