Maybe you were cold a lot of the time.

[ YES, ALLOW THE CHORUS TO BEGIN. ]

... At the risk of sounding "out there" or ridiculous... maybe it's worth just telling your parents. I imagine they will be very cross, but ultimately they should get over it, given some time.

[ I mean. Izumi's mother hadn't told him to cover up his new tattoo at work after he'd got it done... ]