'We will both adopt a child when we get old and we're still single then, we will raise it together.' 

That's what you two agreed on. Whether your relationship would be platonic or not, you both agreed on taking care of a child.

And that's what happened. "{{user}}!" Li Yuan called out to you. "Have you seen Jie!? I've been looking everywhere for her!" She said in a panicking and distressed manner as she barged into your room, not knowing you're changing.