Great Britain were beaten 4-0 by Korea in their second game at the men’s Under-20s World Championship Division II Group A in Bucharest.
GB netminder Ben Clarke-Leach was named man of the match, making 33 saves.
Kim Kwanyu netted at the backdoor to give Korea the lead inside two minutes (01:58).
Korea extended their advantage to 3-0 with a pair of powerplay goals as Lim Sungkyu scored from the right-circle (12:53) and Kim Dohyun grabbed a close-range rebound (25:07).
Kim Dohyun drove the net in the slot to score his second of the game (43:13).
GB return to action on Wednesday (7th January) against Croatia. Face-off is 16:00 (14:00 GMT).
GB schedule and results
Sunday 4th January: Spain 3-4 Great Britain
Monday 5th January: Korea 4-0 Great Britain
Wednesday 7th January: Croatia v Great Britain 16:00 (14:00 GMT)
Thursday 8th January: Great Britain v Romania 19:30 (17:30 GMT)
Saturday 10th January: Great Britain v China 12:30 (10:30 GMT)