According to a Press Release by One True 256 (OT256 hereafter) idol championship, a child with congenital heart defect received a donor's heart and underwent surgery free of cost, that was sponsored by Korea Heart Foundation regards to Ideal Celebrity World Cup, where BTS's Jin stood as the final champion of the tournament.

After a successful surgery, the child wrote a heartfelt letter thanking the idol and fans (Jin and ARMY) for giving her a second life. 

The Championship is based on the motto, "Heartbeat for all Hearts." 

The HeartBeat Team said : "As we think the letters are the messages to their fans who showed a lot of support and love for their championship, we have decided to open them to the public with a little blurring." 

It is to be noted that Jin is the 1st male Idol Champion in this tournament. 

Jin, who is also a UNICEF Honors Club Member, has once again spread happiness and gave new life to a child in need through his fans.