diff --git a/Ruby/Idolmaster_Cinderella_Girls_Chieri_Holding_Ruby_on_Rails_Tutorial_by_Michael_Hartl.png b/Ruby/Idolmaster_Cinderella_Girls_Chieri_Holding_Ruby_on_Rails_Tutorial_by_Michael_Hartl.png
new file mode 100644
index 0000000..7a85057
Binary files /dev/null and b/Ruby/Idolmaster_Cinderella_Girls_Chieri_Holding_Ruby_on_Rails_Tutorial_by_Michael_Hartl.png differ