舞台はタッチと同じ明青学園
「タッチ」の主人公「上杉達也」の伝説から約30年、
今、運命の兄弟が物語の扉を開く・・・

親の再婚によって、 血は繋がらないが誕生日が同じ、 双子？の兄弟となった
立花投馬と立花走一郎は、 明青学園高等部に進学し、野球部に所属する。

走一郎は捕手、打者として活躍。
投馬は人並み外れた投手の才能を持ち、 １年生エースとしてマウンドに立つ。

走一郎の実妹で、投馬とは血の繋がらない義理の妹、
立花音美は中学３年で人気者。

投馬や走一郎との関係が気になる監督の娘、大山春夏や、
音美を追いかける西村拓味、立花３きょうだいの周囲はなにやら騒がしい。
立花兄弟は、甲子園の土を踏むことが出来るのか・・・

“MIX” takes place 26 years from the story “TOUCH”.
From the legend left by the hero of “TOUCH”, Tatsuya Uesugi,
Meisei Academy High School was well known for their strong baseball team.
26 years from their glory, the team has not been able to keep their record and lost their fame.

“MIX” is about two stepbrothers, Soichiro and Toma Tachibana.
The two aim to revive of the once strong Meisei Academy's baseball team
and enter the National High School Baseball Championship.

Soichiro and Toma were second years in Meisei Academy Middle School.
Both boys are talented baseball players.
Soichiro has shown excellent skill as a catcher and batter.
Though having an extraordinary skill as a pitcher,
Toma no longer pitches due to a “certain reason.”

Once he two enter High School, they pair as a battery
and aim to enter the National High School Baseball Championship!

The passion and devoted emotions will touch your heart!
“MIX” is an high school baseball drama that
all ages and genders can enjoy!

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