C624 Half master

Many of Qin Keke's things were taught to her by Song Hai, especially self-defense skills. Because Qin Hanze was worried about her safety, he didn't go easy on her. Having Song Hai teach her gave her a set of self-defense skills.

Song Hai also taught us wholeheartedly, so it didn't seem too excessive to call him half a teacher of Qin Keke