1. Tap the screen to begin the game and enter the hospital scene.

2. You will see two characters, a nurse and a patient, who are secretly in love and want to kiss while no one is watching.

3. Press and hold on the screen to make the couple kiss. The longer you hold, the more points you earn.

4. Watch out for the doctor or other staff members who occasionally appear on the screen to check on the patient.

5. When you see someone approaching or looking in your direction, release your hold immediately to stop the kiss.

6. If you're caught kissing, you will lose progress or be warned, and too many warnings may end the game.

7. Pay close attention to visual cues like footsteps or shadows to anticipate when someone is about to enter the room.

8. Complete each level by filling the kiss meter without getting caught.

9. As you advance, the levels become more challenging with quicker visitors and shorter safe periods for kissing.

10. Try to complete all levels for the highest score and become the ultimate secret kissing couple.

11. Replay any level to beat your previous score or improve your timing and stealth.

12. Enjoy the fun and excitement of sneaking kisses in this lighthearted hospital romance game!