Tomoyo After: It's a Wonderful Life - CS Edition

Some time has passed since Tomoya and Tomoyo confessed their love for one another amidst the falling snow.
Tomoya has found employment and is now living on his own. The two new lovers have been looking forward to spending an idyllic summer in each other's company,

but with Tomoyo's younger brother Takafumi bursting in on them every other minute, those hopes seem more distant now than ever.

Things are further complicated by the arrival of a younger girl named Tomo, whose troubled domestic situation leads to Tomoyo becoming her guardian, and only get worse when Takafumi's ex-girlfriend Kanako invites herself into their household after running away from home.

So begins the story of five young individuals and their first and last summer together...