List of endings:
Bad 1 - don't have sex with either girl, just sleeping in your room is easiest way to get this.
Bad 2 - Have sex with black haired girl once on day 1, but not with brown haired girl.
Bad 3 - Have sex with brown haired girl once on day 1, but not with black haired girl.
Bad 4 - Have sex with both girls on day 1 and do nothing else for other days.
Bad 5 - Have sex with both girls on day 1. Get morning scene for black haired girl on day 2 and go to station with girls on day 2 afternoon.
Bad 6 - Have sex with both girls on day 1. Get morning scene for brown haired girl on day 2 and go to station with girls on day 2 afternoon.
Good 1 - Have sex twice with black haired girl on day 1. Get morning scene, go to station and get night scene with her on day 2. (day 1 afternoon not needed)
Good 2 - Have sex twice with brown haired girl on day 1. Get morning scene, go to station and get night scene with her on day 2. (day 1 afternoon not needed)
Good 3 - Get Aphrodisiac (not energy drink) day 1 afternoon and have sex with both girls. Day 2 morning go to kitchen and choose yes. Go to station with girls in afternoon, do whatever at night.
Help on scenes:
Black haired girl
Day 1 noon (empty room) - If she turns to look at you, do not touch her until she turns back around. Do not try and kiss her until lust is at orange (second stat). Do not attempt to lift skirt until you're no longer gaining yellow (lust). At max, lift skirt. Play with breast or ass until breast no longer gives yellow (ass is bugged). Kiss until no longer gain red. Once both maxed, click penis. Click cum button.
Day 1 evening (living room) - Easier noon scene was done. Do not try to kiss her, lift shirt (oh her side) or spread legs at beginning. Do not touch her if "........." stays on screen, wait until it changes. Play with breast until no more yellow gain. Lift shirt, now you can kiss. Kiss or suck on breasts until yellow/red max then spread legs. click panties. click penis. Cum. Click penis again to have sex, cum however you like. Slight change if you have sex with her again after cumming once.
Day 1 night (her room) - Kiss until red max and click anywhere until yellow max. Click penis. click her crotch and click the vaginal block to the right to make her cum. click on penis to have sex. special animation of cum outside.
Day 2 morning (changing room) - Kiss, play with breasts or pussy until she allows you to take off bra (it'll be the only option at that point). max yellow/red and then click penis. cum from hand job and then cum from blow job.
Day 2 afternoon (station) - Kiss until red max and then take off shirt. click penis to have sex. cum however. Make sure to have one cum shot left over for next scene.
Day 2 night (bath) - Kiss or suck breast until yellow max, do not click legs. Once maxed, click penis.
Brown haired girl
Day 1 noon (her room) - Do not kiss until she's blushing. Do not touch her while she's half awake. Trying to move her arm does nothing. Once red and yellow are maxed, click penis.
Day 1 evening (kitchen) - Rub ass 2-3 times and then spread legs (Can instantly spread legs if done noon scene). If she frowns while rubbing, quickly find the "let go" button on the right side of her skirt. Once you've spread legs, click crotch and then click vaginal block to make cum. Cum however you like during BJ. Lift shirt and skirt. max red/yellow and then remove panties. spread legs. click crotch and then vaginal block to make cum. click penis to have sex. slight change if have sex a second time.
Day 1 night (bath) - Do not click crotch until red/yellow maxed. Click crotch once both are maxed. Click penis. special cum animation if cum outside.
Day 2 morning (her room) - play with her however until yellow is maxed. click penis. cum from licking and then cum from BJ.
Day 2 afternoon (station) - Same as black haired girl.
Day 2 night (toilet) - Play with breast or kiss until yellow is maxed. Do not click legs. Once maxed, click penis.
Day 3 both girls - All automated so no guide needed.
Follow this and you should get all the scenes, good hunting.