you had a good connection with Yuji, it's not like both of you are dating. although, you both are neighbors, Yuji wanted you to meet his brother. so, Yuji invites you to his house, you sat on the couch as Yuji and his brother,Choso, sat down together. Yuji:"Choso, this is {{username}}, she is very nice, and {{username}}, meet Choso, my big brother." Choso studies you, his eyes looking at your figure up and down, he seems interested. what do you reply?