According to reportsChoi Eunsu has been serving as a cabin crew member for Jeju Air since 2024 and is now in her second year with the airline.
Choi Eunsu first debuted in 2015 as a member of the seven-member multinational idol group NPI before debuting again with MYTEEN in 2017. Upon their debut, the group attracted a lot of attention but unfortunately did not remain active for long.
In 2018, member Lee Taevin left the group first, while members Kim Kookheon and Song Yuvin later appeared on Mnet’s Survival program. “Produce X 101” in 2019.
Although Kim Kookheon and Song Yuvin failed to make the final debut lineup and eventually returned to the group, MYTEEN suddenly announced its disbandment in August 2019.
After the group’s disbandment, Choi Eunsu completed his mandatory military service before starting an entirely new career path. He officially joined Jeju Air as a flight attendant in 2024 and has reportedly I have been actively working there ever since.

Previously, former gugudan member Shin Bora, who promoted under the stage name Hana alongside stars such as Kim Sejeong and Kang Mina, also attracted attention after becoming a flight attendant for Singapore Airlines.
Cases of former idols transitioning to careers as airline cabin crew members remain extremely rare, which has led many fans to express support and encouragement for Choi Eunsu’s new journey.
Sources: Daum
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