地元の望ケ丘高校に通う、高嶺瑠夏（通称タカルカ／賀喜遥香）と瀬戸流歌（通称セトルカ／筒井あやめ）は昔からいつも一緒にいるため、周りから“ルカルカ”と呼ばれている。帰宅部のまま高校三年生を迎えたある日、ルカルカは校舎の奥にお菓子でデコレーションされた教室を見つける。誘われるように入ると、なんとそこは廃部寸前のプラモデル部だった！顧問の蓬田先生、通称よもさん（岡田義徳）に勧められプラモデルを作ることになった二人は… ［期間限定無料配信］ 毎週木曜深夜24時30分からテレビ東京にて好評放送中！
Takamine Ruka (aka Takaruka/Kaki Haruka) and Seto Ruka (aka Setoruka/Tsutsui Ayame), who attend the local Nozomigaoka High School, have always been together since childhood, so they are called "Ruka Ruka" by those around them. One day, in her third year of high school, still a member of the after-school club, Ruka Ruka finds a classroom decorated with sweets in the back of the school building. She is invited inside and discovers that it is the plastic model club, which is on the verge of being disbanded! The two decide to make plastic models at the urging of their advisor, Mr. Yomota, aka Yomo-san (Okada Yoshinori)...
