It's been announced that all members of lyrical school have been diagnosed with COVID-19. 

lyrical school just released their album "L.S." on April 20th. After a member broke out with a fever, their release event on the 20th was cancelled. The members were tested afterward and confirmed positive for the virus on the 21st. Consequently, all release events that were scheduled from the 21st to the 24th have been cancelled as well. More details will be updated via the group's official website.