Sohee, Chun Jung Myung, Choi Kang Hee, and Lee Jae Yoon made their commitments to viewers of their upcoming tvN weekend drama 'Heart to Heart'! On the condition that the drama reaches a 3% viewer rating, each cast member has promised to surprise those who watch the series.

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Choi Kang Hee: "I will ride my character Cha Hong Do's scooter and go to viewers' workplaces and schools to treat them to hot chocolate."

Chun Jung Myung: "I will pick three people to give chocolate to on Valentine's Day."

Lee Jae Yoon: "I will pick three people to personally deliver flowers to on Valentine's Day."

Sohee: "I will treat 100 people in Myeongdong to warm soy milk or hot packs."

'Heart to Heart' will premiere following 'Misaeng' on January 9 at 8:30 PM KST!