After the group Highlight was able to regain its original name B2ST, the group performed at the Korea University's 'Kutopia' festival.

During the festival, the group performed their classic hits, "Fiction" and "Shock" from when they promoted as B2ST. The group received a warm welcome from the crowd as the audience sang aloud to their song.

Korean netizens commented:

"Their live singing is so crazy."

"I've been waiting for them to perform this."

"This live performance is very exciting."

"Yang Yo Seob's singing is so good."

"What else did they sing?"

"This is so crazy."

"I'm so happy."

"I haven't heard this song in so long."
"Please sing 'On Rainy Days.'"

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