Why the Neoliberal Solidarity group filed a rally notice in front of Yoo Hae-jin's house

Kim Sang-jin, the representative of a group called 'Neoliberal Solidarity',
announced that he has filed a notice for a rally in front of actor Yoo Hae-jin's residence.
The notice period is for the entire month of October.
On the afternoon of the 1st, Kim posted on his social media,
writing, "Rally notice completed in front of Yoo Hae-jin's house,"
and uploaded a photo presumed to be the residence along with the rally notice.
In a phone call with <OhmyNews> on the evening of the 1st,
Kim Sang-jin explained,
"We filed the rally notice to request that actor Yoo Hae-jin
appear in a movie for which we are writing the screenplay."