Back when they were both in the Immortal Dao Alliance, Xie Jie was full of youthful energy, while Si Lingjun was, at best, a friend who rarely smiled.
They hadn't seen each other in years. When Xie Jie was gravely injured, Si Lingjun traveled a thousand miles to save him. Xie Jie couldn't help thinking what a loyal friend he had.
Once his injuries healed, Xie Jie went down the mountain, only to find that Si Lingjun wanted to go with him. Later, it seemed that this old friend felt something for him beyond friendship.
Xie Jie: I thought we were only kindred spirits.
Theme: To protect the people we love