Yoo Seung Ho (23) says Kim So Hyun (17) feels more like a noona

At the May 8 press conference for�new MBC�drama 'Monarch - Owner of the�Mask', Yoo Seung Ho was asked about working with Kim So Hyun.�

He commented, "I worked with Kim So Hyun on the same production once when I was younger but we never ran into each other. We never really worked together but I was able to understand Kim So Hyun as I'm a person who also has experience working as a child actor, and I felt like I've known her for a long time."

Yoo Seung Ho then revealed, "Kim So Hyun is 6 years younger than me but I wasn't able to drop the honorifics when we first met. In a way, she's like a noona and she's very mature."

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Everyone at the press conference including Kim So Hyun laughed at his comment. Yoo Seung Ho quickly responded, "Sorry, I just meant that she seemed very mature when we talked. I'm the oppa�but it just felt that when we were filming too...�Anyway, it's nice working with her. It's an honor and I'm happy to be working together with Kim So Hyun."

The first episode of 'Monarch - Owner of the�Mask' is airing May 10.