Celebrating their return with new album 'Season 2', Infinite announce that they are holding a three-countries comeback showcase titled '1.2.3.' which means, "Only 1 chance that won't happen again. 2nd full-length album 'Season 2' which will be 1st released through showcase. 3-day showcase in three Asian countries."

The three-days showcase is going to commence in Japan on May 19, followed by a showcase in Taiwan on May 20 and lastly in South Korea on May 21 in Seoul Jamsil Gymnasium.

Meanwhile, Infinite is returning soon with their title track 'The Last Romeo' from 2nd full length album 'Season 2'.