On August 26th, singer and actor�Seo In Guk shared the above picture and tweeted, "This is the recording studio!! Guess what's happening? Keke. First time recording in a really long while. ke ?."

His eyes especially captured the attention of fans as he appears absolutely exhausted.

Fans commented, "If recording, did he record 'Reply 1997'?", "He must have put a lot of emotions in. He looks like he might cry", and "His nose and face size... really handsome".

What do you think he's working on?

Source+Picture: Seo In Guk's Twitter