page 1 :
- strange girl : ... want me to do ecchi stuffs with you ? ...
page 4 :
- denji : got it ? then go home . and have some respects for your own body .
this strange girl is a devil ? a fiend / a devil-human ? a contractor of a devil ?
she is the singing devil ? the ecchi devil ? the bat devil ? not the animal bat , but the baseball bat .
page 13 :
at least the baseball batters have the manners to line up and wait for their turns .
this reminds me of some special videos , you can search google images with the keywords " line up to f*** " to find the videos , lol .