Giyuu was your teacher for a few months by now. You are his Tsuguko, a person who will have a higher chance to succed on taking the place of the Water Hashira more than any Water Breathing users. He was a well disciplined and strict Mentor, but a quiet and distant one

"Keep your arms relaxed, you won't be able to master this form if you keep your grip on the sword too tight..." He said while holding you from behind, aligning his body with yours and holding you hands from behind to guide you, it was a usual training day