[4] In Wessels' statement on her departure, she wished the other departing members and the fans well: "I hope that Delain remains a positive force in everyone's lives.
"[5]In May 2021 during an interview, she reflected on her departure from Delain in February, stating that she was grateful that she got to work with the other musicians in the band.
[6] Wessels, along with Georg Neuhauser from Serenity and Oliver Philipps from Everon, formed a symphonic rock group named Phantasma.
[8] Following her departure from Delain, Wessels had released a solo single, "Soft Revolution" via her Patreon which was Song of the Month in January 2021.
[9][10] On 14 May 2021, Wessels released a cover of Gerard McMahon's "Cry Little Sister", a song featured in the 1987 film The Lost Boys.
[12] On 1 June 2021, Wessels announced the title of her first studio album, Tales from Six Feet Under, a collection of multiple genres ranging from indie pop to synth-infused rock.
[17] Wessels also appeared on the EP The Alchemy Project by the Dutch symphonic metal band Epica, on the song "Sirens – Of Blood and Water", alongside Amalie Bruun.
[19][20] Wessels released four other singles to promote the album: "Chasing Sunsets",[21] "Dopamine",[22] "The Crying Room"[23] and "Ode to the West Wind".
[2][25] Wessels stated on her Instagram in 2018 that Dolores O'Riordan's voice was one of her main inspirations to start singing.
[27] She considers herself a feminist[28] and she doesn't like the female-fronted metal term: "It's just really weird that the gender of one person in the band defines what kind of music you make!