Sakura, Tomoyo and the Big House

Sakura heads over to Tomoyo's house to help her with a problem. When they get their, Sakura and Tomoyo listen to Tomoyo's mother talk about Sakura's mother. After she leaves, Sakura and Tomoyo go up to Tomoyo's room where it is revealed that the Shield Card is creating a forcefield over Tomoyo's special chest.