Shokugeki no Souma: San no Sara - Toutsuki Ressha-hen OVA
Shokugeki no Souma: San no Sara - Toutsuki Ressha-hen, Food Wars! The Third Plate: Totsuki Train Arc, Shokugeki no Soma 4th Season, Food
Bundled with the 29th volume of the Shokugeki no Souma manga. It tells the story of what happened to Erina after she ran away from her father.