2015–2017: Pre-debut activities In late 2015, Lucas was scouted by
SM Entertainment after passing a Global Audition in Hong Kong. As an SM trainee, Lucas received training in modelling before switching to idol preparations and learning singing, rapping, and dancing. On 5 April 2017, he was introduced as a member of
SM Rookies, a pre-debut training team of young trainees. On 7 April 2017, Lucas made an appearance in NCT member
Ten's "Dream In A Dream" music video. Lucas, whose mother tongue is
Cantonese, studied
Korean and
Mandarin in preparation for his debut.
2018–2019: Debut with NCT, WayV, SuperM, and solo activities In January 2018, SM Entertainment unveiled NCT 2018, a project group for the expansive boy group
NCT. Lucas, together with Kun and Jungwoo, were the group's newest members. The trio were introduced in SM's
NCT 2018 Yearbook #1 on 30 January 2018. Lucas officially made his debut with NCT on 14 March with their debut
studio album NCT 2018 Empathy. Lucas recorded three songs for the album as part of the sub-unit NCT U, including title tracks "Boss," "Yestoday" (both as NCT U), and "Black on Black" (as NCT 2018). To promote the album, Lucas appeared on Korean variety shows
Real Man 300 and
Law of the Jungle in Last Indian Ocean as a regular cast member. Lucas was featured on
Taeyeon's "All Night Long," a track recorded for her
EP Something New, released in June 2018. The song peaked at number 72 on the
Gaon Digital Chart. Lucas made his runway debut at Seoul Fashion Week in 2018, walking for fashion streetwear brand KYE, Charm's, and
Kappa. In November 2018, SM Entertainment released the digital single "Coffee Break" by
Jonah Nilsson and Lucas featuring Richard Bona for its
SM Station 3 project. In December 2018, Lucas was announced as part of NCT's China-based unit
WayV, managed by SM Entertainment subsidiary Label V. The seven-member unit officially debuted on 17 January 2019 with their debut
single album The Vision. Its lead single "Regular" was the Mandarin version of "
Regular" by
NCT 127. The following month, Lucas joined the cast of Chinese variety show
Keep Running as a fixed cast member for its
seventh season. On 7 August 2019, Lucas was announced as a member of
SuperM, a K-pop supergroup created by SM Entertainment in collaboration with
Capitol Records. The group's promotions began in October, aimed at the American market. SuperM's
self-titled debut EP was released on 4 October 2019 with lead single "Jopping". On 5 October, Lucas held his first concert with SuperM at the
Capitol Records Building in
Los Angeles, preceding a world tour with stops in North America and planned stops in Europe and Asia.
2020–2023: NCT 2020, Kick Back, hiatus, and departure from NCT and WayV In October 2020, Lucas returned to perform with NCT for the first time since "
Black on Black" in 2018 for the second group-wide project, NCT 2020, featuring all 23 members. He participated in the album
Resonance Pt. 1 on the songs "Make A Wish (Birthday Song)" and its English version, "Faded In My Last Song", and "Volcano" by NCT U, as well as "Nectar" by WayV. He also participated in the all-members single "Resonance". On 10 March 2021, WayV released their third EP,
Kick Back, with the lead single of the same name. The album became the group's first number one album on
Gaon Album Chart. Lucas rejoined
Keep Running as a regular cast member for its ninth season. On 25 August 2021, Lucas was scheduled to release the single "Jalapeño" alongside fellow WayV member Hendery. However, following controversy arising from his alleged past relationships, SM Entertainment and Label V announced that the release, as well as its promotions, had been postponed. Lucas also announced that he would temporarily halt his activities with WayV. On 10 May 2023, SM Entertainment announced that Lucas would be departing from NCT and WayV to pursue his individual endeavours.
2024–present: Solo debut with Renegade In February 2024, Lucas released a two part documentary series entitled
Freeze on his official
YouTube channel. The documentary followed Lucas through his daily life during his hiatus, and reflected on the events of the previous two years, stating: "I had terrible thoughts; I was so sorry I wanted to die, because honestly it was all my fault. On 8 March 2024, it was reported that Lucas would be making his solo debut in April, with SM Entertainment confirming as such later that day.
Renegade, Lucas's debut
single album, was released on 1 April 2024, along with the
lead single of the same name. The album debuted at number 13 on South Korea's
Circle Album Chart with first week sales of 25,897 copies. After
Renegade release, Lucas embarked on his first solo tour, a fan-con tour of Asia entitled Fiat Lux. The tour began in Hong Kong on 13 April, and continued to Jakarta, Taipei and Manila over the following weeks. On April 24, 2026, SM Entertainment announced on
Weverse the conclusion of Lucas' contract with the agency. ==Discography==