Cardfight!! Vanguard Extra Story -if-

Cardfight!! Vanguard Gaiden: if

The history of -IF- world has been distorted and cardfights do not exist. Ibuki and Suiko get involved with Emi and Shuka. <br><br> A journey to regain the true history by four people begins—! <br><br>(Source: Cardfight!! Vanguard Wiki)