Ashita, Kimi ni Suki tte Iu.

English teacher Suwa and secret girlfriend Anna's date was witnessed by the boring top student Hasegawa! Hasegawa is in love with a popular girl and asks Anna for love advice to date her. Uninterested, Anna refuses at first but later agrees to help with Hasegawa's love debut on the condition he helps with her studies. Will it go well for Hasegawa with Anna's help...?

(Source: Chibi Manga)