India, Feb. 4 -- Three sisters - 12, 14, and 16 years old - who died by suicide after jumping from the ninth floor of their residential building in Ghaziabad were heavily addicted to a Korean online task-based 'love game' and had begun imagining themselves as 'Korean princesses' under its influence, according to police officials.

The incident took place in the early hours of Wednesday at a high-rise apartment complex in the Ghaziabad. The girls lived with their father, a forex trader, and their mothers. Police said the eldest girl was born to the father's first wife, while the two younger girls were from his second marriage.

Assistant Police Commissioner Atul Kumar Singh said preliminary findings suggest the sisters had developed an int...