C4123 Teacher Qin will Arrive at the Battlefield in 30 Seconds

"Professor Qin has gone up the stairs. Everyone, get ready..."

"Professor Qin is expected to arrive at the battlefield in 30 seconds."

... ""

In an instant, the entire classroom fell silent.

In terms of how to calm down, that was to suppress the silence, allowing the sound of a falling needle to be heard...

However, one minute, two minutes, three minutes...

A few minutes passed in a row