I Can't Say No to the Lonely Girl manga volume 1 features story and art by Kashikaze.

Quintessential good girl Sakurai finds herself trapped in the middle of a bribery scheme. Her teacher offers to write a recommendation letter in exchange for luring a truant student into attendance. Sakurai pins down the reclusive transfer student Honda, but there are strings attached. Honda demands that Sakurai grant one wish every day. The first wish is a kiss—and Sakurai finds herself feeling very eager to please…