电视剧《树大根深》由iHQ制作。自《大长今》、《善德女王》播出之后成为明星编剧、被称为“不败收视率”的金英贤作家,对于该作家的新作各电视台都纷纷表示希望在自家电视台播出,自然由谁来饰演各主角也备受瞩目。 电视剧《树大根深》改编自李正明作家同名小说,讲述的是训民正音颁布前7天内在景福宫发生的集贤殿学士连锁杀人事件的历史题材悬疑剧,主角姜采允是负责调查此事的兼司仆,是一个具有灵敏的头脑的人物。 最终男女主角花落张赫与申世京,而重量级影帝韩石圭会扮演世宗大王一角,宋钟基将出演童年的世宗大王。A series of murder occurred during the reign of King Sejong. As Kang Chae Yoon who is investigating these cases gets closer to the root of the truth, he finds himself embroiled in a massive conspiracy behind the serial killings which involves a group of genius who are willing to risked their lives towards their cause/goals and secret powers who will interfere with the course of his investigations.