News that ONF will hold a solo concert at the end of May

On and Off will be held for two days from May 31st to June 1st.

I'm here to tell you that I'm holding a solo concert! Haha

I heard it's going to be held at Jangchung Gymnasium in Seoul this time.

I bet a lot of fans will come haha

On and Off's official Instagram account announced that they will be holding a solo concert.

Ali Porter's photo was uploaded

Everyone in uniforms? They look so good together and cool.