This is very roughly and half-assedly done, and I don't feel like doing past the rant part atm, but here's something. It actually gets much dirtier. Gives you an idea at least.
(Yeah~ All right etc.)
When you're jacking it a little in the middle of the night (Yeah! Yeah! Yeah!) You stroke it to [thoughts of] titty banging me, right? (Yeah! Yeah! Yeah!) The sperm wells up in your balls and you close your eyes (Yeah! Yeah! Yeah!) And you remember being teased by my fingertips, right? (Yeah! Yeah! Yeah!)
I love you (Foreskin?) And all of your cock (It's changing color, huh?) And your sack too (See?) I'll make it sparkling clean for you (Here I go!) (All right!)
Fellatio FUCK! (Feel good?) Gulp down your semen! (I drank it!) Oh come on, it's embarrassing Forgive me, Onii-chan (No~) Yeah!
Onii-chan Onii-chan (Yeah! All right etc.) Onii-chan Onii-chan (Yeah! All right etc.)
If you're troubled by that morning wood (Yeah! Yeah! Yeah!) I'll let you titty fuck me like you love to do (Yeah! Yeah! Yeah!) I'll rub the shaft of your cock against my nipples (Yeah! Yeah! Yeah!) That spit-soaked head of yours is just so cute♪ (Yeah! Yeah! Yeah!)
I love you (Cock!) Pre-cum (I love it!) Is gonna leak out (So...) I'll tease and pun-ish you~ (Jeez, Onii-chan!) All right!
Squirt it on my boobs too! (Ah, more!) Squirt it on my face too! (Wow, it's thick!) I'll let you see my dirty face (Hehe) This is good, right Onii-chan? (Stroke~)
C'mon c'mon onii-chan, open your mouth and say "Aaa", say "aaa" Do you like it or hate it? (Oh!)
I am not an expert, google translate the lyric... I want higher quality of this song =3 ================================= translated by google. Incest Song ================================= Let's go!
Then at midnight a little ONANI (High crawl!) I want my H and his SHIGO (High crawl!) Close your eyes to the accumulated sperm KINTAMA (High crawl!) I recall a悪戯fingertips (High crawl!)
I love you (no skin) Each point Chin (I剥KOU) With CHIKOU (ha) KYUUUUN going to clean up! (Are you ready?) (SOREッ!)
Fellation FACK! (Does it feel good?) Swallow your ZAMEN! (Drinking pants!) Oh, no it is not the anthill Do not allow your brother (not fantastic) It most!
Brother. Brother. (Having said SORESORESORE!) Brother. Brother. (Having said SORESORESORE!)
If needed OCHINPO of朝立CHI (High crawl!) Tights are made up like your brother (High crawl!) Goose nipples pop and grind the Chin (High crawl!) It's pretty slick with saliva glans ♪ (High crawl!)
I Love You (CHINKOOOO!) Juice stand (I like Information) Not leak (I) I'll be a great scoundrel! (Come on! Take your兄CHANTARA ♪) Sole world!
PAINIMOPYUPPYUっOops! (I plan more!) PYUっback to your face! (It's dark) Show IYARASHII face (YAYAッ) Brother, can I? (RETTSUGO)
They like the idea and plan to do Oh brother, you know you know your mouth (YAッ!) The dust in your brother across the chopsticks and eat a wide eat rice I ponder the idea that I'm not going to pop Chin Chin Chin had (Information not in two) of rice that is (I rice Chin Chin) Oh, I put up the wrong patient (NEっ!) I弄っIYAIYA ITAZURA fantastic tits on the shirt with chopsticks (IYAッ!) Sharp and your nipples and milk (PUNIPUNI!) Trembling hand with chopsticks (PURUPURU!) CHAO you can not settle for eating soup YURUCHURU's jambos (RU's YURU Chu's FUFUッ♪) You'll juice stain on a skirt on!
"What Information Do not go school."
Out cracks and slippery you YURUJURU persistence Full vagina gradually graze! The nipples gradually wear (daily jerks!) Gradually feel my boobs I'd been growling! Stet'll get it! The move convulsively for a little worried Now the handle with both hands but my testicles Hadj Kell (to wide) Brother (brother) next to my mouth wide is your favorite? I do not like? (?) Your mouth is chewed chewing bubble wrap appetizer of rice now I want to now (full!) Idi clitty was felt gradually, I feel (my Iッ! Iッget!) Why do you want? (YURUJURU MANKO picture album!) - I'm a bad brother! (Confused! In the village with! Mess!) World - MOO!
I Love You (the bottom) Vagina (different?) Can not (I stretched) I'm going to really baby (IYAN! Is very haggard Wow!) SOREッ!
Iッget my ass in the hole! (I II II I!) GII-kick and fire (I-OKKI) Ass like that (are you WAA) Lee only brother! (I take IッU) Your answering machine 2 alone (YAYAッ) I love you brother ♪ (not fantastic) HAIッ!
Brother. Brother. (SORESORESORE Yes!) Brother. Brother. (SORESORESORE Yes!) Brother. Brother. Brother. Brother. (Al Hayy!) I love brother.