Why Didn’t I Tell You a Million Times? Episode 4

After hearing Yui's monologue about her feelings for Naoki, Yuzuru wants to help him, but he's worried about what he can do now. Meanwhile, Naoki's mobile phone is found in the river. Naoki, who is still a suspect in the murder case, is suspicious that his body has not been found and begins searching for his missing body. Meanwhile, Yui receives a phone call from Eisuke saying that one of the children at the cafeteria is missing. With the help of Naoki, they go to a certain mountainous area to look for the child, but an even greater shock awaits them there...! ? (Source: Japanese = TBS || Translation = MyDramaList)