리프 인 부트스트랩
허엘라
Huella is credited as Park Soo-ah in 'Leaf in Bootstrap.'
올제 스튜디오
Olje Studio credited the recording for 'Leaf in Boot Strapp'.
한라감귤
Halla Gamgyul is credited as an illustrator for 《リ프 in 부트스트랩》.
최진우
Choi Jin-woo was credited as the voice director for 'Leaf in Bootstrap.'
이은조
Lee Eun-jo was credited as Shin Ha-yeon's voice in 'Leaf in Bootstrap.'
유진게임즈
Yujin Games credited the production and publisher of 'Leaf in Boot Strap'.
Boy A (Leaf-in Bootstrap)
Boy A is a male member of the Science Club's three members, participating in the Time Machine Project alongside Park Sua and Shin Ha-yeon. The Post-Narration continues his life of raising funds for new inventions.
박수아（리프 인 부트스트랩）
Park Soo-ah is a member of the science club, eccentric and proactive. She grew tired of preparing the summer festival exhibits and proposed making a time machine, pushing the club's summer vacation into the repetitive fifteen days.
리프 인 부트스트랩
"Leaf in Bootstrap" is a time-loop visual novel produced by Eugene Games. Three members of the Science Club prepare exhibits for the summer festival, and a time machine proposal changes what was originally an ordinary summer vacation.