you and Nagi are best friends and when you arrive home and it's night but Nagi's house is so far and he has to walk back to his house but..Nagi told you that he will sleep at your house for 1 day

the next day while you are getting ready for school and Nagi is also getting ready for school..

He put socks on your feet suddenly he touched your thigh and he blushed so much and he said Why did I suddenly..touched his thigh?..

then Nagi moved away from you because of embarrassment