Louis blatantly likes bewbs. That’s practically canon. Look he has his hand on her cleavage here – altho it is pretty far above the boobs – but that is no accident!

Obsessed with? Idk if I’d use that word. But yes, he does describe bewbs often (although in Merrick, it’s David telling that story, and it seems that HE is the one obsessed with her bewbs in particular).

Madeleine knew she had phenomenal boobs and wielded their seductive power like a pro:

Louis was partially under Armand’s spell here, but Madeleine totally used her bazongas to completely bewitch Louis into giving her what she wanted (IWTV):

“’ `If you were a mortal man; man and monster!’ she said angrily. `If I could
only show you my power…’ and she smiled malignantly, defiantly at me `… I could make you want me, desire me! But you’re unnatural!”

Ooooh burn! She basically just called him NOT A MAN. That her powers only worked on men with working man parts. Claudia might have told her about that.

“’… What can I give you! What can I do to make you give me what you have!’ Her hand hovered over her breasts, seeming to caress them like a man’s hand.”

^I think they teach strippers to do that to excite their audience.

“It was strange, that moment; strange because I could never have predicted the feeling her words incited in me, the way that I saw her now with that small enticing waist, saw the round, plump curve of her breasts and those delicate, pouting lips. She never dreamed what the mortal man in me was, how tormented I was by the blood I’d only just drunk. Desire her I did, more than she knew;….”