These two are ridiculous levels of wholesome. Part of me wants the purity corrupted with some wild lesbian sex 'cause it's like they don't even have a libido, but on the other I can deal with an adult relationship depicted like a middle school one when it is this healing.
Imagining Shiho coming up with the clues, placing them, and finally hiding behind the lamp for god knows how long all with a straight face is hysterical.