FTHTD-166 Convenience store affair with Saa Futaba, creampie until condoms run out

A college student named Futaba, working part-time at a convenience store, has an affair with her married manager but feels unsatisfied. She turns to her coworker Shibuya, who has a secret crush on her, for sex-only encounters; he hesitates but goes along. They have sex all night until the condoms run out, with Futaba saying she cannot date him but will accept drinks and sex.