The combination of rs-11 & rs-12.

[rs-11]

a guy is captured in red coating zentai.
the zentai doesn't let the air through.
he can breathe with tube.
but ren covers his head with a plastic bag including the tube. (And he sniffs poppers)

soon, ren remove the bag and the tube.
no longer, he can't breathe not at all.
ren fingers his nipple and he feels pleasure.


[rs-12]

a guy wearing gold zentai and soccer uniform has been masturbating.
next scene, he is bound with ropes.
ren covers his face with a swim cap.
and ren tormented his cock with a massage machine.
moreover, he also use a plastic bag to control his breath.
finally, he gets cum.

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this series 'rs' is the consignments from my friend ren.
we have a friendship over 'wabi-sabi-moe' the japanese bondage website.