On February 24th, EXO's Chanyeol posted a sweet and heartwarming letter for EXO-Ls on Lysn to announce he will protect EXO-Ls' hearts by doing his best again.

" I thought about how I could protect EXO-L's precious hearts and how I wouldn't let (everyone) be worried again. And I will do my very best to show everyone that you do not believe in the wrong person. "

Chanyeol also mentioned he has read all his fans' congratulation massages and supportive letters he's received during his birthday and 9th debut anniversary. He expressed he is grateful for all of them.

After Chanyeol released his letter, fans celebrated his comeback by trending #WELCOMEBACKCHANYEOL in the worldwide chart as well as 34 countries.

Also, fans showed their love and support for Chanyeol by using his name in more than 1 million tweets in less than 5 hours. Even Twitter's trending description explained Chanyeol is trending because of EXO-Ls reactions to Chanyeol's heartfelt message.

Here are some of the fans supportive tweets:

All EXOLs are hoping to hear from Chanyeol and EXO soon.